Grab your telescope and join us on a sightseeing tour, before the moon returns to spoil the fun!

Planets are born, and they can also "die." So what's the lifespan of a typical planet?

Look west just after sunset from this weekend for a chance to see some of six planets, though the best views will be had later this month.

Stargazers, get ready for a celestial show! A planetary alignment featuring six planets will be visible in late February and ...

Yes, there will be six planets above the horizon on February 28, 2026. No you won't be able to see them with the naked eye.

Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet ...

Explore the visibility of Mercury, Venus, Jupiter and Saturn in February 2026. Discover observation dates, locations and details based on Space.com and NASA data.

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges traditional models and supports the idea that planets may form one by one in ...

Astrophysicist Neil deGrasse Tyson will be speaking at the Civic Theater in San Diego about the search for habitable planets and intelligent life in the universe.