Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...
Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...
Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.
Slideshows ...
The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...
The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...
A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.
Gonggong is a dwarf planet and a member of the scattered disc beyond Neptune. As of 2019, its distance from the Sun is 88 AU, and it is the sixth-farthest known Solar System object.
"We can see, for the first time, rings of dust surrounding protoplanets made visible by the bright starlight reflecting off ...
Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...
“When compared to our solar system, each of the four planets ... complete one orbit around the sun. The outermost planet takes less than seven days to complete one orbit, while the innermost ...
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