Skywatchers worldwide are in for a charming cosmic display before the Sun rises Friday, as three celestial bodies will appear in close conjunction.

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

The world's largest solar telescope in Hawaii has produced its first image using a new instrument that took 15 years to build ...

Look to the eastern sky late Thursday, and a clear horizon will show you this unusual, grinning planet alignment.

A stellar occultation this month gave scientists an opportunity to scrutinize the seventh planet from the Sun.

The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

The weather gets a little wild and weird on Jupiter. How wild? Spacecraft instruments have measured strong winds, tracked ...

Daydreaming Pisces already see the world through rose-colored lenses, so they should probably own some actual ones. A pair of ...

In a new study published in Science Advances, a team led by planetary scientist Chris Moeckel from UC Berkeley offers a ...

The University of Arizona has utilized state-of-the-art Magellan Adaptive Optics Xtreme technology to observe the PDS 70 ...