NASA is taking NASA astronaut applications for its next astronaut class, and the window closes at 11:59 p.m. EST on Thursday, Dec. 3. Per the agency’s announcement, as relayed by FOX Weather and Investor’s Business Daily, applicants must be U.S. citizens with a master’s degree in a STEM field and at least three years of related professional experience.
That is a short list, but each line works as a hard filter. Our earlier report on the call covered the deadline and the Artemis backdrop. This piece reads the announcement the way a recruiter would: as a hiring spec, with a clear view of what each requirement screens out and which details NASA has not yet published.
One caution up front. The cited NASA material does not confirm how many astronauts the agency plans to select, what the job pays, when selections will be announced, or any candidate names. We treat all of that as unknown and say so where it matters. Everything below that carries a specific detail traces back to the requirements and dates listed in the announcement coverage.
What NASA announced and who reported it
The story is simple on its face. NASA opened its application portal for a new astronaut class and set a firm cutoff of Thursday, Dec. 3, at 11:59 p.m. EST. FOX Weather and Investor’s Business Daily both carried the news, and both pointed readers to NASA’s own recruitment material for the full rules. Those two outlets, plus NASA itself, are the named sources for every requirement in this article.
NASA framed the call around where the agency is heading. The selected astronauts will join NASA as the United States returns to the Moon, builds the Moon Base, and prepares for the first crewed missions to Mars. That framing matters. It tells applicants and the wider industry that this class is a hiring decision for the next phase of exploration, not a routine refill of the astronaut office.
Dec. 3 falls on a Thursday in 2026, which lines up with the weekday NASA gave. The coverage we reviewed does not spell out the year next to the deadline, so we flag that as a gap and note only that the calendar fits. From today, Nov. 8, that leaves 25 days to submit.
NASA astronaut requirements at a glance
Before going deeper, here is the full set of confirmed NASA astronaut requirements and dates in one place. The table sticks to what the announcement coverage states and adds nothing beyond it.
| Item | What is confirmed | Reported by |
|---|---|---|
| Citizenship | Applicants must be U.S. citizens | NASA, FOX Weather, Investor’s Business Daily |
| Education level | Master’s degree from an accredited institution | NASA, FOX Weather, Investor’s Business Daily |
| Degree fields | STEM, including engineering, biological science, physical science, computer science and mathematics | NASA, FOX Weather, Investor’s Business Daily |
| Experience | At least three years of related professional experience after the qualifying degree | NASA, FOX Weather, Investor’s Business Daily |
| Medical | Must pass the long-duration astronaut flight physical | NASA |
| Deadline | 11:59 p.m. EST, Thursday, Dec. 3 | NASA, FOX Weather, Investor’s Business Daily |
| Mission context | Return to the Moon, build the Moon Base, prepare for first crewed Mars missions | NASA |
Seven rows cover everything NASA has put on the record. Notice what the table leaves out. There is no salary row, no headcount row and no selection-date row, because the announcement material does not supply them.
The citizenship rule and what it filters
The first gate is binary. Applicants must be U.S. citizens, so the pool is capped before education or experience even enters the picture. That is consistent with how NASA has long treated its astronaut corps as a federal workforce, and it separates this recruitment from the international crew exchanges that run through partner agencies.
For applicants, the practical point is timing. Anyone who is mid-process on citizenship should check how the announcement words the requirement before the Dec. 3 cutoff, because the sources we reviewed state the rule plainly and do not describe exceptions. We have not seen any carve-outs in the coverage, so we do not assume any.
For observers, the rule shows why astronaut recruitment sits close to national policy. The Moon Base and the Mars preparations NASA cites are national programs, and the people chosen to fly them come from a national pool. That framing also explains why other countries run their own selections, a point we return to in the competitive section.
The master’s degree in a STEM field
The education bar is a master’s degree in a STEM field from an accredited institution. NASA lists engineering, biological science, physical science, computer science and mathematics as qualifying areas. The coverage says the listed fields include these five, which suggests the list illustrates the category and may not exhaust it, but we would not bet an application on a field the announcement does not name.
Engineering and the physical sciences
Engineering and physical science sit at the center of the call. A Moon Base is an infrastructure project, and the first crews will live inside systems for power, life support, communications and surface mobility. Candidates who can reason about how those systems fail will find their degrees map neatly onto the stated mission.
Biology, computer science and mathematics
Biological science earns its place because long stays away from Earth are a human-health problem as much as an engineering one. Computer science and mathematics appear because modern spacecraft run on software, navigation models and data. Our coverage of the Artemis II GPS scare showed how much crewed flight now depends on receivers and signal handling, which is precisely the kind of work a computer science graduate understands.
Three years of related professional experience
The experience rule asks for at least three years of related professional work after completing the qualifying degree. Two details stand out. The clock starts after the degree, so time spent as a student does not count. And the term related gives NASA room to judge fit, since the announcement coverage does not define it narrowly.
Three years is a floor, not a target. We have no data from the cited sources on how much experience successful candidates typically carry, so we will not guess at a number. What we can say is that a floor this low invites a wide applicant pool, and a wide pool tends to push the real bar higher than the stated one.
Applicants close to the line should document their work in terms a reviewer can score: the systems they built or operated, the teams they worked on, and the outcomes they delivered. That advice comes from general hiring practice and not from NASA’s announcement, which stays at the level of the requirement itself.
The long-duration astronaut flight physical
Applicants must pass NASA’s long-duration astronaut flight physical. This is the one requirement that no resume can satisfy. It is a medical standard, tied to the demands of extended missions, and it applies regardless of degree or experience.
The announcement coverage we reviewed does not list the physical’s individual criteria, so we will not describe them. Prospective applicants should read NASA’s own medical standards page before investing time in an application. Ruling yourself out early costs nothing, while discovering a medical disqualifier late in the process costs months.
The choice of the phrase long-duration is worth reading closely. It signals that NASA is selecting for missions measured in more than short orbital hops, which fits the Moon Base and Mars language elsewhere in the announcement.
The Dec. 3 deadline and the 25-day countdown
Applications are due by 11:59 p.m. EST on Thursday, Dec. 3. Counting from Nov. 8, that gives applicants 25 days. Anyone who works in a different time zone should convert the cutoff to local time now and submit well ahead of the final hour, since portals tend to slow down when everyone files at the last minute.
| Detail | Status | How to treat it |
|---|---|---|
| Application deadline (day and time) | Confirmed | Plan around 11:59 p.m. EST, Thursday, Dec. 3 |
| Deadline year | Not stated in the headline source | Calendar fits 2026, confirm on NASA’s site |
| Flight physical requirement | Confirmed | Review NASA medical standards early |
| Number of positions | Not confirmed | Do not assume a class size |
| Salary | Not confirmed | Do not quote a pay figure |
| Selection announcement date | Not confirmed | Expect NASA to publish a timeline later |
| Candidate names | Not confirmed | None named in the cited material |
The table separates the settled from the open. Two items are firm and five are not. A responsible reader should act on the first group and wait on the second.
Why NASA ties this class to the Moon, the Moon Base and Mars
NASA could have announced the call with generic language about exploration. It chose three specific destinations instead: the Moon, the Moon Base and the first crewed missions to Mars. That ordering reads like a roadmap. Lunar return comes first, a permanent presence follows, and Mars sits at the end of the sequence.
The choice also works as a recruiting pitch. Engineers and scientists with options in industry want to know their work will matter, and a named Moon Base gives them something concrete to picture. For NASA, the framing helps attract applicants who care about long-term settlement as much as short flights.
We cannot say from the cited sources how the Moon Base is defined, when it will exist, or how many people it will house. NASA used the term in its announcement and we use it the same way. Any timeline attached to it in other coverage deserves a skeptical read unless it comes from NASA directly.
The hardware this class will inherit
An astronaut class is only as useful as the vehicles waiting for it. The next group will train against a lunar architecture that blends government programs and commercial hardware. On the landing side, NASA’s second round of lunar delivery contracts is one piece, which we broke down in our report on the CLPS 2 lander ceiling.
On the launch side, reusable heavy-lift rockets are changing what crews can expect. Our coverage of SpaceX’s plan to catch both Starship stages on Flight 15 shows how fast that segment is moving. Reports on competing rockets point to schedule risk as well, including the New Glenn slip to January 2027 that we tracked after a launchpad explosion.
The takeaway for applicants is that hardware schedules shift and astronaut careers have to absorb those shifts. A class selected now will likely see hardware milestones move in both directions before anyone flies. NASA’s announcement does not tie any individual astronaut to a specific mission or vehicle.
How this call compares with past astronaut recruitment
NASA has recruited astronauts in waves for decades, and each wave matched the era’s hardware. Shuttle-era classes staffed a reusable orbiter. Station-era classes prepared for long stays in low Earth orbit. This call looks toward deep space, and the language about long-duration fitness and the Moon Base reflects that shift.
We will not quote earlier applicant counts or class sizes here, because those figures are not in the verified material for this story. Readers who want the historical numbers should pull them from NASA’s own astronaut candidate archive. What the cited sources do support is a qualitative comparison: the entry requirements in this call, a STEM master’s degree plus three years of experience, read as practical and skills-first.
Another change is the surrounding environment. Commercial providers now fly crews and deliver cargo, so a NASA astronaut today works in a mixed ecosystem and not a single-agency one. Candidates who can collaborate across that boundary will find the job description familiar.
The competitive picture: other nations and commercial crews
NASA is not recruiting in a vacuum. China runs an active crewed program and has been widening participation on its station. We covered a report that a Pakistani astronaut may join Shenzhou-24, which would make that person the first foreigner aboard China’s station. That kind of development adds a diplomatic edge to every national astronaut selection.
Heavy-lift ambitions matter too. Reports on China’s next super-heavy rocket, summarized in our piece on the reported Long March 9 approval, suggest a long-term contest for lunar capability. Those details come from reports, and we treat them as such.
The comparison that matters most for readers is simple. NASA sets a citizenship, education, experience and medical bar and gives a public deadline. Other programs set their own rules through their own channels. Comparing selectivity across agencies requires data none of our sources provide, so we stop at the structural contrast.
What the hiring signal means for the aerospace job market
A public astronaut call is also a market signal. When NASA opens recruitment and ties it to the Moon Base and Mars, it tells the aerospace labor market that crewed deep-space work is a funded priority. That can lift interest in engineering and science graduate programs, though the cited sources give no enrollment data to prove it.
The degree list reveals demand as well. By naming engineering, biological science, physical science, computer science and mathematics, NASA signals which skills it expects a Moon Base program to need. Software and life-science backgrounds sit beside traditional engineering, which mirrors how modern crewed missions blend hardware, code and human health.
We are not making a financial claim here. No stock, contract or budget figure appears in the verified material, so this section is analysis and not forecasting about any company.
What the announcement does not confirm
Good reporting names its gaps. The cited NASA material does not clearly establish four things: any astronaut names, the number of open positions, the salary, or the selection date. It also leaves the year tied to the deadline unstated in the headline’s source, even though the weekday fits 2026.
These gaps matter for how readers act. Anyone planning a career move around a salary figure or a class size would be building on guesses. Anyone expecting a quick decision after Dec. 3 has no confirmed timeline to lean on. The sound approach is to apply on the facts NASA has given and watch the agency’s official channels for the rest.
We also avoid describing the application steps beyond the stated requirements. The announcement coverage points readers to NASA’s recruitment material, and that remains the place to find forms, formats and any supporting document rules.
Predictions: what to watch after Dec. 3
The following are our own expectations, drawn from how recruitment campaigns generally run. None come from NASA or the cited outlets, and none are confirmed.
- Late surge in filings. We expect most applications to arrive in the final days before the Dec. 3 cutoff, as is typical for deadline-driven portals.
- Class details arrive later. We expect NASA to publish the class size and a selection timeline at some point after the window closes, since neither appears in the current material.
- Engineering and software backgrounds dominate. Given the mission framing, we expect engineers and computer scientists to form a large share of the pool, though we have no applicant data to say so.
- Moon Base roles shape training talk. We expect public discussion of the class to center on surface operations and long stays, not only on orbital flight.
- Hardware schedules keep moving. We expect launch and lander timelines to shift again before this class flies, based on the delays already reported across the industry.
Treat these as a watch list and not as a schedule. If NASA publishes firm numbers, those override anything above.
Frequently asked questions
When is the NASA astronaut application deadline?
Applications are due by 11:59 p.m. EST on Thursday, Dec. 3, according to NASA’s announcement as reported by FOX Weather and Investor’s Business Daily.
Who can apply for NASA astronaut applications?
Applicants must be U.S. citizens, hold a master’s degree in a STEM field from an accredited institution, and have at least three years of related professional experience after the qualifying degree.
Which degrees count as STEM for the astronaut call?
The listed fields include engineering, biological science, physical science, computer science and mathematics. Check NASA’s recruitment page if your degree sits near the edge of those categories.
Is there a medical requirement?
Yes. Applicants must pass NASA’s long-duration astronaut flight physical. The cited coverage does not list the individual criteria, so consult NASA’s medical standards directly.
How many astronauts will NASA select?
That is not confirmed. The cited NASA material does not state the number of available positions, so any figure you see elsewhere should be treated as unverified.
What will the new astronauts do?
NASA says they will join the agency as the United States returns to the Moon, builds the Moon Base, and prepares for the first crewed missions to Mars. The announcement does not assign any individual to a specific mission.
How much do NASA astronauts earn?
The cited material does not confirm a salary, so we do not quote one. Check NASA’s official recruitment pages for current pay information.
When will NASA announce the selected astronauts?
No selection date appears in the cited sources. Watch NASA’s official channels after the Dec. 3 deadline for a timeline.