Saturn and Jupiter dominate November’s night sky, with a supermoon on the 5th and winter constellations making their return.

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

Sky This Week is brought to you in part by Celestron. Friday, October 24The Moon passes 0.5° south of Antares at 9 P.M. EDT.

The ocean on Ganymede may have more water than all the water on Earth. In this artist’s concept, the moon Ganymede orbits the giant planet Jupiter. NASA’s Hubble Space Telescope observed aurorae on ...

Looking for a sky event this week? Check out our full Sky This Week column. October 23: The Moon visits Mars and Mercury The ...

Tonight, the Moon and Jupiter will have a close celestial encounter. This rare pairing can even be enjoyed with a naked eye.

Our solar system is a wonder, from the star at the center to the planets and moons in orbit, as seen in these fantastic pictures taken by Hubble, the Solar Dynamics Observatory, and the Mars ...