In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

"By looking at other planetary systems, we can get better understanding about how something like Earth's moon would have been created." Jupiter is now the second planet with the most moons with 95 ...

Mars and the moon will also be in conjunction tonight. If you're lucky enough to have clear skies tonight, you can catch a ...

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The International Astronomical Union officially recognized 128 new moons orbiting ...

Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet ... some during what are called “ring-plane crossings”.

Venus becomes the brilliant “Morning Star” in the east before dawn, the Lyrids Meteor Shower takes place and the Moon has ...

During the next ring plane crossing, astronomers will be able to better a good look at Saturn's many moons. As far as planets go, they don't get much more iconic than Saturn: a huge golden ball ...

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...

Saturn has surpassed Jupiter, which has 95 known moons, with the new sightings. Uranus (28), and Neptune (16) are still ...

Saturn’s iconic rings are dissolving due to “ring rain,” as icy particles spiral into the planet. Astronomers predict they ...