From small, eerie rocks to massive, nightmare-inducing worlds, we journey through the most terrifying planets in the universe ...

The Oldest Planet in The Universe ...

Earth exoplanets orbiting M-dwarf stars, identifying specific candidates that may have retained detectable atmospheres.

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Hubble reveals the largest planet-forming disk ever seen, Dracula's Chivito, showing a chaotic and uneven environment around ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Every Stargate spin-off TV series explores different corners of the Stargate universe, but some of them are indubitably ...

James Webb observations detect warm carbon monoxide gas in the inner disk of HD 131488, revealing non-equilibrium conditions and evidence of exocomet-driven gas replenishment near the star.

Three Americans and one Canadian will zip past the moon, do a U-turn behind it, then hustle straight back to Earth to close ...

January 2026 monthly horoscopes are here for each zodiac sign, including insight into the month's Full and New Moons and ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...