April 21 in Space History
16 events
Molniya-1 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Molniya-1
Molniya 8K78M launched on the Molniya-1 flight from NIIP-5, Baykonur, Kazakstan, pad LC1. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Kosmos-487 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Kosmos-487
Kosmos 11K63 launched on the Kosmos-487 flight from 53-y Nauchno-Issledovatelskiy Ispitatelniy Poligon, pad LC133/3. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Apollo 16: lunar landing
Category: Mission Operations and MilestonesType: Landing
Mission: Apollo 16
Moon landing.
- NASA — mission history (opens in a new tab) — Factual summary; source attribution retained.
The Persistence of Vision: Best Novella
Category: Science FictionType: Award win
The Persistence of Vision (Novella) by John VarleyAward: Nebula Award — Best Novella
The Persistence of Vision won Best Novella.
- SFWA: 1978 Nebula Awards (opens in a new tab) — Factual summary based on SFWA: 1978 Nebula Awards. Original source retains its rights.
A Glow of Candles, A Unicorn’s Eye: Best Novelette
Category: Science FictionType: Award win
A Glow of Candles, A Unicorn’s Eye (Novella) by Charles L. GrantAward: Nebula Award — Best Novelette
A Glow of Candles, A Unicorn’s Eye won Best Novelette.
- SFWA: 1978 Nebula Awards (opens in a new tab) — Factual summary based on SFWA: 1978 Nebula Awards. Original source retains its rights.
Stone: Best Short Story
Category: Science FictionType: Award win
Stone (Short story) by Edward BryantAward: Nebula Award — Best Short Story
Stone won Best Short Story.
- SFWA: 1978 Nebula Awards (opens in a new tab) — Factual summary based on SFWA: 1978 Nebula Awards. Original source retains its rights.
Dreamsnake — 1978 Nebula Award, Best Novel
Category: Science FictionType: Award win
Dreamsnake (Novel) by Vonda N. McIntyreAward: Nebula Award — Best NovelRole: Science fiction writer
Dreamsnake — 1978 Nebula Award, Best Novel (1979-04-21).
- SFWA Nebula Awards (opens in a new tab) — Factual summary based on SFWA Nebula Awards. Original source retains its rights.
Kosmos-1266 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Kosmos-1266
Tsiklon-2 launched on the Kosmos-1266 flight from NIIP-5, Baykonur, Kazakstan, pad LC90. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Kosmos-1351 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Kosmos-1351
Kosmos 11K65M launched on the Kosmos-1351 flight from GTsP-4, Kapustin Yar, Volgograd, Rossiya, pad LC107/1. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Kosmos-1352 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Kosmos-1352
Soyuz-U launched on the Kosmos-1352 flight from NIIP-5, Baykonur, Kazakstan, pad LC31. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Progress-29 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Progress-29
Soyuz-U2 launched on the Progress-29 flight from NIIP-5, Baykonur, Kazakstan, pad LC1. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Molniya-3 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Molniya-3
Molniya 8K78M (ML) launched on the Molniya-3 flight from GNIIP, VKS section, Plesetsk, Rossiya, pad LC43/4. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
ERS 2 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: ERS 2
Ariane 40 (40+) launched on the ERS 2 flight from Centre Spatial Guyanais, Kourou, Guyane Francaise, pad ELA2. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Starlink-44 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Starlink-44
Falcon 9 (FT5) launched on the Starlink-44 flight from Cape Canaveral Air Station, Florida, pad LC40. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
Dragon CRS-32 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: Dragon CRS-32
Falcon 9 (FT5) launched on the Dragon CRS-32 flight from NASA John F. Kennedy Space Center, Florida, pad LC39A. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)
GPS III SV10 — launch
Category: Launches and Flight TestsType: Orbital launch
Mission: GPS III SV10
Falcon 9 (FT5) launched on the GPS III SV10 flight from Cape Canaveral Air Station, Florida, pad LC40. Launch vehicle success.
- Jonathan McDowell — General Catalog of Artificial Space Objects (opens in a new tab) — Data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0. Adapted into anniversary records. (CC BY 4.0)