Today (Feb. 17), an annular solar eclipse will commence its journey across a remote region of Antarctica where it will be visible to more penguins than people. The partial solar eclipse portion of the ...

This hypothesis has the advantage of explaining why the rings have a lot of ice and little rock, in contrast to models where a moon strayed inside Saturn’s Roche limit and was pulled apart.

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

After analyzing data from multiple sky surveys and telescopes, researchers believe they’ve identified the mysterious occulter ...

A recent study points to an exciting possibility: that Uranus's moon Miranda, located in the far reaches of our solar system, may harbor a hidden ocean and life.

With this new survey, astronomers have gained a peek inside a stage of exoplanet system formation they have yet to fully ...

Learn about two major events happening in the sky this February 2026: a solar eclipse that will create a "ring of fire" and a ...

Uranus is the strangest planet in the solar system when it comes to rotation, spinning almost completely on its side. Scientists believe something massive happened early in its history, possibly a ...

The Hubble Space Telescope has peered at Uranus, left, and Neptune to study the so-called "ice giant" planets, but little is known about their interior composition. Credit: NASA / ESA / M. Showalter / ...

Uranus and Neptune may not be the icy worlds we’ve long imagined. A new Swiss-led study uses innovative hybrid modeling to reveal that these planets could just as easily be dominated by rock as by ...

Astronomers report that Chiron, an icy world between Saturn and Uranus, is building a fresh set of rings. The timing matters, because the system seems to be evolving. A Brazil-led team is tracking it.

We preselected all newsletters you had before unsubscribing.