Enceladus hosting cell-sized particles, a hint of life?

A new study of Cassini data has revealed bacteria-sized particles in the plumes of Saturn's ocean moon Enceladus. Could they be evidence of microbial life?

Asteroid Apophis to sweep close 5 years from tomorrow

Five years from now, on April 13, 2029, the asteroid Apophis will zoom safely past the Earth. This much-anticipated event is a "must-see" for all.

Rainbow-like glory on an exoplanet is 1st-ever detected

For the 1st time, astronomers say they have detected a glory on an exoplanet. Glories are a natural phenomenon, but until now seen only on Earth and Venus.

New Horizons finds evidence for 2nd Kuiper Belt

The Pluto spacecraft New Horizons is still alive and speeding outward. Has it found a 2nd Kuiper Belt? The team is hopeful for new spacecraft targets.

The threat of supernovas to life on Earth

The threat of supernovas to life on Earth is due to their intense radiation. Fortunately, they'd have to be fairly close to affect Earth.

Is Titan’s subsurface ocean habitable?

Saturn's largest moon Titan has an underground ocean of water. But is Titan's subsurface ocean habitable? A new study casts doubt.

Giant planets orbiting white dwarfs: 1st images?

Astronomers using NASA's Webb telescope have discovered and imaged two possible giant planets orbiting white dwarfs less than 75 light-years away.

Black hole is ‘underachiever,” despite jets and high radiation

A black hole in a quasar 3.4 billion light-years away is powerful but underachieving, according to astronomers using NASA's Chandra X-ray Observatory.

Comet Hale-Bopp closest to the sun 27 years ago today

27 years ago on April 1, 1997, Comet Hale-Bopp was at perihelion, its closest point to the sun. This comet was widely seen from the Northern Hemisphere.

The moon: 5 myths about our natural satellite

There are plenty of myths that surround the moon. Here are 5 of the most popular myths. How many of these myths have you been led to believe?

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