Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

The universe is at it again; scientists have been baffled by a discovery that turns all the knowledge they have on planetary ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

Planets orbiting such stars may have a better chance of retaining their atmospheres and developing conditions suitable for ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

Scientists have just unlocked a new way to discover hidden worlds beyond our solar system, and the results are incredible. Using a powerful AI system called RAVEN, astronomers analyzed massive amounts ...

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an ...