Open calls5 on the docketLast due Mar 16, 2027
RFP Daily
In transit4 spacecraftFirst arrival 2026
Thursday, October 22, 2026Deep space starts with a purchase order.rfpdaily.com
ClosingNASA Headquarters · Grant

Habitable Worlds Observatory Precursor Science Investigation

NASA Headquarters posted this as a grant, responses due Oct 26, 2026.

Habitable Worlds Observatory (HWO)$11B+ est. Largest space science procurement on the horizon. $150M in FY2026 appropriations with 7 industry technology maturation contracts awarded January 2026.

The docket5 open calls, Oct 26 to Mar 16, 2027
Today NovDecJan 2027FebMar
  1. Oct 26 Habitable Worlds Observatory Precursor Science Investigation NASA Headquarters · Grant
  2. Dec 2 Announcement for Partnership Proposals: Atmospheric Exploration Observatory NASA Headquarters · Special notice
  3. Jan 31 NASA Deep Space Autonomous Robotics Challenge: Call for Host Facility Interest NASA Johnson · Capability survey
  4. Feb 5 Heliophysics Spaceflight Science Foundations NASA Headquarters · Grant
  5. Mar 16 The Heliophysics Low-Cost Access to Space NASA Headquarters · Grant
Almanac Launches and arrivals
2026
  • Hera arriving at Dimorphos 2026 DART & ESA Hera Follow-on Asteroid BeltNASA/ESA$722M combinedIn Transit
  • DeepSpace-2 launching 2026 AstroForge Asteroid Mining Asteroid BeltASTROFORGE$55M+ raisedIn Development
  • Launch fall 2026 Nancy Grace Roman Space Telescope Space TelescopesNASA~$4.3BPre-Launch
2028
  • Launch 2028 Dragonfly (Titan) Saturn & OuterNASA$3.35BIn Development
2029
  • Arriving 2029 Psyche Mission Asteroid BeltNASA~$1BIn Transit
2030
  • Arriving 2030 Europa Clipper Jupiter & MoonsNASA$5.2BIn Transit
2031
  • Arriving 2031 JUICE (Jupiter Icy Moons Explorer) Jupiter & MoonsESA~$1.6BIn Transit
Undated Awaiting money
$11B+ est.
Habitable Worlds Observatory (HWO)
Pre-Phase A · $150M FY2026 | 7 industry contracts
$4.2B est.
Uranus Orbiter & Probe
Pre-Phase A · Decadal #1 Flagship
$100M pledged
Breakthrough Starshot
On Hold · Tech breakthroughs continuing
$1.5-2B est.
Interstellar Probe
Study Complete · Concept study complete

Deep Space RFP Tracker | Asteroid, Jupiter & Outer Planet Contracts

The Beyond page tracks every active and pending solicitation for deep space exploration, from asteroid missions and Jupiter system probes to Saturn-and-beyond flagships, interstellar concepts, and next-generation space telescopes. Browse active deep space solicitations, follow Jupiter system missions, or explore the space telescope pipeline. For the full ranked view across all destinations, visit the 2026 tracker. For real-time bid updates, watch the live ABOI feed.

Latest Analysis

EDITORIAL STEM
USSF / SSCopen
Next-Gen OPIR Block 2 | The Satellites That Watch for Missiles
~$2.4B+ live MEO bid
The next missile-warning layer from GEO and polar orbits, successor to SBIRS. A live companion bid, System Delta 84 MEO Missile Warning (Sources Sought, due Oct 31), opens the medium-orbit tier of the same mission.
EDITORIAL STEM
COMMERCE / CHIPSopen
The Quantum Race Is Already Won If We Wait
$2.013B LOIsCongress contests
Commerce signed $2B in quantum Letters of Intent with mandatory equity stakes, and Congress called it illegal. What the race actually looks like, who China has in the field, and why Quantum First by 2030 landed now.
EDITORIAL STEM
NASA / GSFCopen
The Explorers Pipeline | NASA's Fast Lane to Orbit
Frequent flightsAO-driven
NASA's Explorers Program is the lowest-friction way a heliophysics or astrophysics payload reaches orbit. How the Announcement of Opportunity cycle works, and who keeps winning the small and medium-class slots.
EDITORIAL STEM
NASA / JPLopen
Discovery's Venus Double-Header | DAVINCI and VERITAS
Cost-cappedDAVINCI 2029
NASA's Discovery Program is sending two cost-capped missions back to Venus, DAVINCI in 2029 and VERITAS no earlier than 2031, alongside Lucy and Psyche. The economics of the cap and what it actually buys.
EDITORIAL STEM
NASA AMESopen
Spacecraft That Fly Themselves
Special NoticeClosed Jul 2026
NASA Ames wants optical navigation and autonomy modules for spacecraft that operate where light-lag makes ground control impossible. The vendors building the brains for deep-space probes.
EDITORIAL STEM
NASAopen
Uranus Orbiter | The Decadal's $4.2B Top Pick Waits for Funding
$4.2B est.Decadal #1
The Planetary Science Decadal's top-priority flagship sits in pre-Phase A, waiting for a budget line. An ice-giant orbiter and probe is a generational mission, and the contracts have not started.
EDITORIAL STEM
NASA / APLopen
Dragonfly | A Nuclear Rotorcraft for Titan
$3.35BLaunch 2028
A nuclear-powered rotorcraft that will hop between dozens of sites on Titan, studying prebiotic chemistry. It passed its critical design review, and the build is underway.
EDITORIAL STEM
NASA / JPLopen
NEO Surveyor | The Telescope That Hunts City-Killers
$100M launchLaunch 2027
The infrared telescope built to find the city-killer asteroids we cannot see today. Planetary-defense hardware contracts are active now, with a 2027 launch on a Falcon 9.
EDITORIAL STEM
NASA / APLopen
The Interstellar Probe | APL's 1,000-AU Concept Awaits a Green Light
$1.5-2B est.Awaiting decision
APL's concept for a dedicated probe reaching 1,000 AU would be the fastest, farthest spacecraft ever flown. The study is done; the program decision is not.