25th anniversary: NASA's 2001 Mars Odyssey (artist's conception pictured), the longest-surviving...
History · Anniversaries · Tue, April 7, 2026
2001: NASA's 2001 Mars Odyssey (artist's conception pictured), the longest-surviving continually active spacecraft in orbit around a planet other than Earth, launched from Cape Canaveral.
Also on Apr 7, 2026
| Date | Event | When |
|---|---|---|
| Tue, Apr 7, 2026 | 100th anniversary: Italian dictator Benito Mussolini survived an assassination attempt by... | 6 mo ago |
| Tue, Apr 7, 2026 | World Health Day | 6 mo ago |
Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 25 years (2001 to 2026).
- Recurs
- annual
- Feed
- Subscribe to Anniversaries
- Changes
- None recorded.
Sources: official schedules and published calendars, linked on every event; computed dates name their rule. Refreshed nightly.