Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Most people who live in chillier climes aren’t exactly rejoicing when February rolls around — but this year, watchers of the night sky have been positively ecstatic over a rare celestial event taking ...

A four-planet system reveals remarkable insights about how planets form and how they change during their lifetime.

Seven planets are set to appear in the night sky this month in a rare full planetary alignment. Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn will appear in a row on the evening of 28 ...

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

INDIANA, USA — As soon as the sun sets, step outside and look up to witness a rare celestial event: full planetary alignment. Between Feb. 23 and Feb. 28, 2025, all seven planets will align in the ...

FORT WAYNE, Ind. (WANE) — Attention astronomy fans: This week you have the opportunity to see all of the planets in the night sky — but you’ll have to be lucky and have some special equipment. The ...