The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

Tonight (September 21, 2025), a highly anticipated astronomical event will unfold in the night sky—Saturn opposition. This planet, renowned as the most beautiful in the solar system, will appear ...

My favorite planet, besides the one I live on, is on the rise in the low eastern sky during evening twilight. It’s Saturn and ...

Scientists have used the Gaia Space Telescope to create a 3D map of star kindergartens within the Milky Way, and you can fly through it.

NASA has confirmed 6,000 exoplanets, marking a major milestone in humanity’s quest to understand other worlds. From gas ...

My favorite planet, besides the one I live on, is on the rise in the low eastern Pottsville sky during evening twilight. It’s ...

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

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

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.

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

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

My favorite planet, besides the one I live on, is on the rise in the low eastern Butler sky during evening twilight. It’s ...