Tag: Astrometry
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Gaia detects more than 350 possible asteroid moons
Astronomers have found more than 350 possible moons around asteroids by analyzing data from the European Space Agency’s Gaia space telescope. While asteroids known to have moons, also known as binary asteroids, have been studied by Gaia before, this is the first time the telescope has been used to discover new binary asteroids. “Binary asteroids…
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Data from ESA’s Gaia mission reveals our Sun’s future and past
On June 13, the third major data release from the European Space Agency’s (ESA) Gaia mission revealed details about the past and future of our solar system’s star, the Sun, by using data collected by Gaia on stars of similar mass and composition to our Sun. Gaia is a star mapping mission and collects massive…