NASA internship programs explained: complete guide for 2026

NASA offers over 2,000 internships annually across all 10 field centers. Unlike SpaceX or Blue Origin internships, NASA internships route through two distinct federal programs — OSTEM and Pathways — each with different application processes, pay structures, and career outcomes. JPL operates a third pipeline managed by Caltech. Understanding which program to apply for is half the battle.

The three NASA internship programs

1. OSTEM Internships (the main program)

NASA's Office of STEM Engagement runs the largest internship program. This is what most people mean when they say "NASA internship."

How it works: You apply through NASA's STEM Gateway portal (stemgateway.nasa.gov), selecting up to 15 preferred projects across any NASA center. Mentors (NASA engineers and scientists who volunteer to host interns) browse applicant profiles and select candidates. There's no centralized admissions — each mentor picks their own interns.

2026 dates and deadlines:

Session	Application Deadline	Internship Dates
Summer 2026	February 27, 2026	June 1 – August 7 (10 weeks)
Fall 2026	May 22, 2026	~16 weeks, dates TBD
Spring 2027	~October 2026	TBD

Eligibility: US citizen, 3.0+ GPA, enrolled in college full-time or part-time. No letters of recommendation required.

Pay (2026 stipend rates):

• Undergraduate (40 hrs/week, 10 weeks): $8,200 (~$20.50/hr equivalent)
• Graduate student: $9,900 (~$24.75/hr equivalent)
• Up to $1,000 relocation allowance + housing stipend for in-person placements

2. Pathways Program (pipeline to federal employment)

Pathways is fundamentally different from OSTEM. It's not an internship program — it's a hiring pipeline. Pathways interns are federal employees during their internship, and upon graduation they can convert to permanent NASA positions without competing on USAJobs.

Three tracks:

Intern Employment Program (IEP): For current students. Work while enrolled. Build an Individual Development Plan with your mentor. Upon graduation, non-competitive conversion to a permanent GS position. This is the most direct path to a NASA career.

Recent Graduates Program: For those who completed a degree within the past 2 years. One-year developmental program leading to potential permanent conversion.

Presidential Management Fellows (PMF): For advanced degree holders. Two-year leadership development program for management-track positions.

How to apply: Pathways positions are posted on USAJobs.gov, not STEM Gateway. Announcements open for very short windows — sometimes just 3-5 days. Set up USAJobs alerts and have your resume ready.

Pay: GS-3 through GS-7 depending on education level, with full federal benefits (health insurance, dental, vision, retirement contributions, paid leave). This is significantly more than OSTEM stipends.

3. JPL Internships (Caltech-managed)

JPL is unique — it's managed by Caltech, not NASA directly. JPL interns are Caltech employees, follow a different application process, and have no direct pipeline to federal employment.

JPL Summer Internship Program: 10-week program, STEM fields, minimum 3.0 GPA. Application deadline: March 13, 2026. Apply at jpl.nasa.gov/edu/internships/apply.

SURF@JPL (Caltech Summer Undergraduate Research Fellowship): More research-oriented. Students co-write a research proposal with a mentor. $9,600 for 10 weeks (~$24/hr). A faculty committee reviews proposals.

JPL's strengths are robotic planetary exploration and deep space missions — if you want to work on Mars rovers, Europa Clipper, or deep space communications, JPL is the place. But be aware that JPL has undergone four rounds of layoffs since January 2024, eliminating roughly 1,400 positions. The internship program continues, but the hiring landscape for conversion is more uncertain than in previous years.

NASA intern pay vs. the competition

Employer	Undergrad Pay	Format	Benefits
NASA OSTEM	~$20.50/hr ($8,200/10wk)	Stipend	Relocation allowance
NASA Pathways	GS-3 to GS-7 ($27K-$43K base + locality)	Federal salary	Full federal benefits
JPL/SURF	~$24/hr ($9,600/10wk)	Caltech stipend	Caltech resources
SpaceX	$28–$40/hr	Hourly + relocation	Medical, 401(k)
Blue Origin	~$32.75/hr avg	Hourly + $1,200/mo housing	Medical coverage
Boeing	~$29.10/hr	Hourly + $2,500 lump sum	Limited
Lockheed Martin	~$30.90/hr	Hourly	Limited

SpaceX and Blue Origin pay 40-95% more than NASA OSTEM stipends. NASA's advantages: mission prestige, Pathways conversion to permanent federal employment, security clearance opportunities, and work on one-of-a-kind missions that don't exist in the private sector.

Tips that actually improve your odds

1. Apply early. OSTEM is first-come-first-reviewed in practice. Mentors start browsing applicants as soon as the window opens. Don't wait until deadline day.

2. Research specific projects and mentors. On STEM Gateway, you can see available projects by center and topic. Name specific projects in your application profile. A mentor is more likely to select you if it's clear you understand what they work on.

3. Apply to multiple centers and projects. You can rank up to 15 opportunities. Spread across centers and disciplines to maximize odds. Less famous centers (Glenn, Stennis, Langley) are often less competitive than JSC, KSC, or JPL.

4. Maintain a 3.0+ GPA. This is a hard cutoff. Below 3.0, your application is automatically filtered out.

5. Answer your phone. Many mentors conduct informal phone interviews before making selections. Missing a call from an unknown number could cost you the spot. Keep your voicemail set up and check it.

6. Start with spring or fall sessions. Summer is by far the most competitive. Spring and fall sessions have fewer applicants and serve as a foot in the door. Returning interns have an advantage in subsequent applications.

7. No letters of recommendation needed. Unlike university REUs, OSTEM doesn't require rec letters. This lowers the barrier — use it by applying to both NASA and university programs simultaneously.

8. Join STEM clubs and do projects. Rocketry teams, robotics, science fairs, hackathons, and personal engineering projects strengthen your profile. Mentors look for evidence of initiative beyond coursework.

What NASA interns actually do

NASA interns work on real projects alongside full-time engineers and scientists:

• Writing flight software for spacecraft avionics
• Analyzing thermal data for Artemis suit design
• Processing satellite imagery for climate research
• Testing propulsion components at Stennis or Glenn
• Building simulation tools for mission planning
• Supporting launch operations at KSC during Falcon 9 and SLS campaigns
• Developing AI algorithms for autonomous rover navigation at JPL

You're assigned to a specific team with a dedicated mentor. The project scope is defined at the start, and you're expected to deliver a presentation or report at the end. Strong performers get invited back — and returning interns have the inside track for Pathways conversion.

2026 workforce context

NASA's workforce situation matters for interns considering long-term NASA careers. Nearly 4,000 employees accepted deferred resignation offers in 2025, shrinking the workforce by ~20%. The proposed FY2026 budget targets further reductions to ~11,853 civil servants — though Congress passed a spending bill largely rejecting the deepest cuts.

What this means for interns:

• Fewer Pathways conversions in the near term — budget pressure reduces new permanent hiring
• The agency still needs to replace retiring workers — NASA's workforce skews older, creating openings even during contractions
• Intern programs continue — OSTEM and Pathways remain funded for 2026
• Commercial space is the backup plan — SpaceX (1,577 jobs), Blue Origin (981), and Rocket Lab (293) are all hiring, and NASA internship experience is valued by every commercial employer

Browse NASA positions or explore commercial alternatives: SpaceX internships, Blue Origin careers, or all 11,276 space jobs across the industry. For salary context, see our NASA salary guide.