Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

New simulations suggest Earthlike planets may be much more typical than previously thought whereas water worlds may not.

Astronomers using NASA’s Hubble Space Telescope have witnessed a rare cosmic meal: a white dwarf star consuming pieces of a ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events ...

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.

NASA says its Hubble Space Telescope has detected a white dwarf star that consumed fragments of a Pluto-like object. Space ...

Saturn is about to make its closest approach to Earth, and that means you might be able to see its rings — if you have a telescope, that is.

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

The sculpture will remain in the Core until 20:00 BST on Sunday for public viewings. This will be the last chance to see GAIA ...

TRAPPIST-1e shows no signs of its first atmosphere, but hints of a secondary one remain. Liquid water could still be possible ...

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the ...