Skip to content
  • 6,813 federal solicitations are open right now. How many of them are yours?
  • New solicitations are posted every day. The ones you never saw are the ones you cannot win.
  • Stop checking SAM.gov every morning. Let the contracts that fit your business come to you.
  • Tell Abierto what you sell in one sentence. AI reads every open solicitation for you.
  • Deadlines are short. Hear about a solicitation the day it is posted, not the week it closes.
  • Amendments move deadlines. Watch a solicitation and Abierto tells you when it changes.
  • See which contracts in your field are about to end, and who holds them today.
  • Plans from $39 a month. See your matches before you pay.
See plans
AbiertoGet started
Menu

Special notice, first published as sources sought

HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II elibrary

80GSFC25R7003

National Aeronautics and Space Administration, NASA Goddard Space Flight Center. Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology).

127 open like this View on SAM.gov Markdown

Response deadline

April 22, 2025 at 4:00 PM EDT

Closed 558 days ago. Posted January 7, 2026, first published October 21, 2024. Scheduled to archive January 8, 2026.

Get the next one like this from National Aeronautics and Space Administration by email, the day it is posted.Find my opportunities

This one closed in 2025

127 like it are open now in research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)

All 127 open in research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)

Description

As published on SAM.gov.

The attached documentation represents the eLibrary for the NASA/GSFC Hydrosphere, Biosphere, and Geophysics (HBG) Support Services II

Attachments

Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. October 21, 2024

    Sources sought

    Request for Information (RFI) -HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II

    Due November 5, 2024 at 12:00 PM EST. SAM.gov, notice 95791d2a8758491b9bea349adbfbc84f

  2. April 8, 2025

    Presolicitation, originally sources sought

    HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II - DRAFT REQUEST FOR PROPOSAL (DRFP)

    Due April 22, 2025 at 4:00 PM EDT. SAM.gov, notice e3fe93b56dea4bce977a1a916586edae

  3. April 15, 2025

    Special notice, originally presolicitation

    Due April 29, 2025 at 4:00 PM EDT. SAM.gov, notice d36df01591db4c7ab30248a44dbea466

  4. May 6, 2025

    Presolicitation

    HYDROSPHERE, BIOSPHERE, & GEOPHYSICS (HBG) SUPPORT SERVICES II - DRAFT REQUEST FOR PROPOSAL (DRFP)

    Due April 22, 2025 at 4:00 PM EDT. SAM.gov, notice 2a449f0344a2475ead6ff07c88dd532e

  5. January 7, 2026

    Special notice

    Due April 29, 2025 at 4:00 PM EDT. SAM.gov, notice 63a46313183240e3b6a1cf369777589e

    4 revisions on SAM
    • January 7, 2026: publish, special notice
    • January 7, 2026: publish, special notice
    • April 15, 2025: publish, special notice
    • April 8, 2025: publish, presolicitation

  6. January 7, 2026

    Special notice

    Due April 29, 2025 at 4:00 PM EDT. SAM.gov, notice 82c3086ae5434ac5a7ccb031b5240fc3

    4 revisions on SAM
    • January 7, 2026: publish, special notice
    • January 7, 2026: publish, special notice
    • April 15, 2025: publish, special notice
    • April 8, 2025: publish, presolicitation

Points of contact