In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently ...

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

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be ...

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.

The newly discovered world — a "sednoid" — challenges what planetary scientists thought they knew about the edge of the solar ...

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 ...

Trans-Neptunian objects (TNO) are some of our solar system's lesser-known objects. They number in the thousands, and they get their name from their orbits. These dwarf planets orbit the sun at a ...

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