In a rare and fleeting display early this morning, the skies offered a delightful surprise — a celestial ‘smiley face’ formed ...

The new moon occurs April 27, and a day later Venus and Saturn will make a close approach to each other (known as a ...

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

Imagine standing on a scorched landscape where the ground is cracked and shimmering, and the sky glows a deep, fiery orange. The air is thick with toxic clouds, and rivers of lava snake across the ...

"As a geologist who studies planets, I question the assumption that these molecules can only be produced by life." An ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of ...

The Sun entered Taurus yesterday, and our ski season ends today. It’s official — we’re deep in the throes of spring now.

The initial report was based on observations from the powerful James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts. But the results created a lot of hubbub ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

Where else are astronomers searching for life? In our solar system, Earth is one of only three planets, along with Mars and ...

A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of ...