Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

Scientists say studying objects like Ammonite, despite their immense distance, offers valuable insight into the solar ...

For decades, Uranus and Neptune have been filed neatly into the “ice giant” drawer, shorthand for worlds built mostly from ...

Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

From Mercury to Neptune, observers in the United States will get to see this historic planet parade known as a large ...

PRINCETON, N.J. (CNN/CNN Newsource/WKRC) — A new planet was possibly discovered beyond the planet Neptune. Researchers from the Institute for Advanced Study's School of Natural Sciences have announced ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Take the chance in September to get outside and gaze at planets. Neptune is in full opposition this month, and while Saturn's full opposition happened earlier this month, it's still visible if you ...