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Tuesday, October 27, 2026

New Space EconomyBusiness, Technology, and Trends

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FCC Proposal Would Expand Supplemental Coverage From Space Spectrum

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Search space history

Keywords

From year

To year

Mission

Programme

Years before the Common Era are negative numbers (for example −200 for 200 BCE). Records with month-only, year-only or approximate dates are included.

Category

Launches and Flight Tests (6,206)

Mission Operations and Milestones (71)

Human Spaceflight Activities (1)

Returns and Mission Endings (6)

Discoveries and Scientific Results (8)

Spacecraft and Technology Development (4)

Programs, Policy, and Governance (0)

Organizations and People (3)

Business and Commercial Services (0)

Facilities and Infrastructure (0)

Accidents and Unplanned Incidents (0)

Culture, Education, and Public Engagement (0)

Natural Celestial Events (0)

Event type

Orbital launch (5,954)

Suborbital launch (0)

Sounding rocket launch (0)

Launch attempt (no liftoff) (0)

Atmospheric test flight (0)

Orbit insertion (14)

Flyby (14)

Landing (36)

Docking or berthing (3)

Undocking (0)

Spacecraft deployment (3)

Sample collection (1)

Instrument first light (0)

Start of science operations (0)

Orbital manoeuvre (0)

Spacewalk (EVA) (1)

Surface excursion (0)

Crew transfer (0)

Expedition handover (0)

Crew return (0)

Sample return (6)

Re-entry (0)

Recovery (0)

Controlled impact (0)

Deorbit (0)

Mission termination (0)

Discovery (8)

First detection (0)

Result announcement (0)

Research publication (0)

Engine test (0)

Hardware rollout (0)

Design selection (0)

Technology demonstration (4)

Hardware completion (0)

Ground-system test (0)

Programme approval (0)

Programme cancellation (0)

Law enacted (0)

Regulatory decision (0)

Treaty signed (0)

Treaty entered into force (0)

International agreement (0)

Organisation founded (3)

Organisation closed (0)

Merger or acquisition (0)

Leadership appointment (0)

Astronaut selection (0)

Birth (0)

Death (0)

Contract award (0)

Service introduction (0)

Financing milestone (0)

Commercial agreement (0)

Facility opening (0)

Facility commissioning (0)

Facility closure (0)

Construction start (0)

Ground-station activation (0)

Observatory opening (0)

Ground accident (0)

Collision (0)

Unplanned breakup (0)

Loss of contact (0)

In-flight emergency (0)

Publication or release (0)

Museum opening (0)

Memorial dedication (0)

Cultural event (0)

Education milestone (0)

Solar eclipse (0)

Lunar eclipse (0)

Transit (0)

Meteorite fall (0)

Comet appearance (0)

Astronomical transient (0)

Subject

Lunar exploration (0)

Planetary science (0)

Solar physics (0)

Astronomy (0)

Astrophysics (0)

Cosmology (0)

Astrobiology (0)

Earth observation (0)

Communications (0)

Navigation (0)

Meteorology (0)

Military space (0)

Space transportation (5,954)

Human spaceflight (1)

Space stations (0)

Robotic exploration (0)

Sample return (7)

Space medicine (0)

Microgravity research (0)

Space debris (0)

Space safety (0)

Space policy (0)

Space commerce (0)

Space culture (0)

More filters: country, destination, crew

Country

CN (653)

FR (304)

IN (94)

JP (71)

NZ (84)

RU (732)

SU (2,423)

US (1,907)

Destination

earth orbit (4)

planet (38)

moon (41)

asteroid (13)

comet (4)

dwarf planet (2)

sun (0)

deep space (2)

interstellar (0)

astronomical object (0)

ground observatory (1)

Human involvement

Crewed (1)

Uncrewed (0)

Crewed and uncrewed (0)

Not applicable (11)

Unknown (6,287)

Active filters

Remove filter Mission: Explorer 21

Clear all filters

1 matching record

1964 62 years ago
Explorer 21 — launch
Category: Launches and Flight Tests, type: Orbital launch
Mission: Explorer 21
- Space transportation
Thor Delta C launched on the Explorer 21 flight from Cape Canaveral Air Station, Florida, pad LC17A. Launch vehicle success.

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