Saturn rises around midnight, and Venus around 2 a.m. Jupiter is low in the east before dawn; Venus is brighter and whiter.

A fifth planet has been detected within the habitable zone of a neighboring star, where conditions could perhaps support ...

Researchers studied the L 98-59 system and confirmed five rocky planets. One is in the habitable zone and may support liquid water.

Stars are the fundamental building blocks of our universe. Most stars host planets, like our sun hosts our solar system, and ...

If I seem a bit grumpy, there is a reason. It’s the Dog Days and, no, I’m not disparaging man’s best friend. With the ...

Sirius XM's Jim Ftorentine discusses the San Francisco Giants' recent losing streak and dismal batting, exacerbated by poor ...

A team led by UdeM researchers confirms a fifth potentially habitable planet around L 98-59, a red dwarf 35 light-years away.

Astronomers have discovered the earliest seeds of rocky planets forming around a baby sun-like star. They reported Wednesday ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, researchers say.