Astronomers have discovered around 300 new gamma-ray-blasting pulsars, including several "spider pulsars" that devour the companion stars like black widows.
Asteroid Dinkinesh, target No. 1 on Lucy's journey, turned out to be not one, but two (technically three) space rocks put together. Scientists finally gave its satellite a name.
The European Southern Observatory shared a mesmerizing new photo of the Milky Way shining above Valle de la Luna, meaning "Valley of the Moon," in Chile's Atacama Desert.
The Hubble Space Telescope has entered an automatic safe mode due to gyroscope difficulties, but scientists aren't worried about the observatory's health.
Spectral analysis of the mystery asteroid Phaethon reveals its composition at last.
All solar system planets circle our sun with slightly tilted orbits — and a new study shows even distant planetary systems in quiet neighborhoods have orbital tilts, too.