The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

The Wolf Moon will arrive on Jan. 13, 2025, at 05:27 p.m. ET, according to NASA. The moon will appear full for about three days around this time, from Sunday evening into Wednesday morning, the agency ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy material, the ingredients of planets," according to NASA's Goddard Space ...

The Red Planet comes closest to Earth, disappears behind the Moon in an occultation, and finally reaches opposition in the ...

"Astronomers will always assume a simple model unless there is overwhelming evidence that this simple model is flawed." ...

A groundbreaking study combining the efforts of amateur and professional astronomers has redefined our understanding of ...

As Mars approaches opposition this month, it will become a dazzling spectacle in the night sky. See it at its best now, or ...

Based on the history of life here on earth, at least one prominent paleontologist thinks that complex life in the cosmos is ...

Witness a celestial show on Monday, Jan. 13 as Mars vanishes behind the moon in an occultation visible from the Coachella ...

The moon will pass in front of the Pleiades star cluster during an occultation on Jan. 9, 2025. Here's how to see it.

We haven’t seen the Red Planet this luminous in the night sky since 2022. Our astrotourism expert shares how and when to enjoy the show.