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Wind
1 min read

Wind is a spin-stabilized spacecraft that observes the solar wind that is about to impact the magnetosphere of Earth. The…

Apr 18, 2025
Topic
Wilkinson Microwave Anisotropy Probe (WMAP)
1 min read

NASA’s WMAP (Wilkinson Microwave Anisotropy Probe) spacecraft measured temperature differences across the sky in the cosmic microwave background radiation, a…

Apr 18, 2025
Topic
Wide-Field Infrared Explorer (WIRE)
1 min read

WIRE’s mission was to study how galaxies change, but it was unable to carry out its primary science mission and…

Apr 18, 2025
Topic
Nancy Grace Roman Space Telescope (B)
1 min read

The Nancy Grace Roman Space Telescope – or Roman Space Telescope, for short – is a NASA observatory designed to…

Apr 18, 2025
Topic
Nancy Grace Roman Space Telescope (A)
1 min read

The Nancy Grace Roman Space Telescope – or Roman Space Telescope, for short – is a NASA observatory designed to…

Apr 18, 2025
Topic
Voyager Probe (A)
1 min read

No spacecraft has gone farther than NASA’s Voyager 1. Launched in 1977 to fly by Jupiter and Saturn, Voyager 1…

Apr 18, 2025
Topic
Van Allen Probes
1 min read

The Van Allen Probes studied two extreme and dynamic regions of space known as the Van Allen Radiation Belts that…

Apr 18, 2025
Topic
Tselina-2
1 min read

Tselina (Целина) is a Russian, formerly Soviet, military space-based radio surveillance system. It is capable of determining the exact location…

Apr 16, 2025
Topic
Transiting Exoplanet Survey Satellite (TESS) (A)
1 min read

NASA’s TESS discovers exoplanets, worlds beyond our solar system. In the course of its extended observations of the sky, TESS…

Apr 16, 2025
Topic