Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...
NASA chief Jared Issacman appears to be among those who support Pluto being reclassified as a planet. Could President Trump sign an executive order?
A mysterious metal-rich asteroid called Psyche has been baffling scientists for over two centuries, and its true origin ...
Even 200 years after asteroid 16 Psyche was discovered, astronomers continue to puzzle over its formation. Psyche is the 10th ...
A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's ...
New observations have ruled out the chances of an asteroid hitting the moon in 2032, according to scientists using the James Webb Space Telescope.
Celestium on MSN
Here's why scientists want to go back to Ceres
When NASA’s Dawn spacecraft arrived at Ceres in 2015, it revealed a dwarf planet far more complex than scientists expected.
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