On this day in space! Aug. 25, 1997: NASA launches Advanced Composition Explorer to track solar wind and so much more
On Aug. 25, 1997, NASA launched the Advanced Composition Explorer, or ACE satellite to study energetic particles traveling through space, including solar wind and space weather. Here's why it mattered.

Automated coverage analysis
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Coverage
1 publication is covering this story.
How CurrentWire compiled this story
Space.com (www.space.com), a Tier B publisher, filed this report on .
Signal breakdown
CurrentWire ranked this story 70.3 of 100 in the snapshot this page was rendered from.
- Freshness
- 32.3 of 35
- Source authority
- 14 of 20
- Coverage breadth
- 4 of 20
- Geographic relevance
- 10 of 10
- Story prominence
- 10 of 10
- Velocity
- 0 of 5
Strongest signal: geographic relevance, 10 of 10. How each signal is calculated.
Filed under Science · United States · News. Topics extracted from this report, with other live CurrentWire stories mentioning each: NASA (9), Advanced Composition Explorer (none).
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