Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Spring in the northern hemisphere brings with it the promise for the Lyrids, the first good meteor shower of the season.

Swarms of satellites launched by SpaceX and other companies are disrupting astronomical observations. Here's how scientists ...

Some iPhone users can connect to satellites to call for help or reach out to their loved ones. The process is simple.

The night sky will dazzle this week as the Lyrid meteor shower kicks off its annual display, marking the return of one of the oldest and most reliable celestial shows of the year.

Comet SWAN25F, which was first seen by ESA's SOHO satellite, is thrilling skygazers with its striking green color. It is visible just before dawn on t ...

The northern lights may glow over part of the United States this week following a pair of eruptions on the sun. Here's where ...

Head outside and find a spot with a clear view of the sky and the horizon. Tall buildings and trees can interfere and prevent the phone and satellite from connecting, so avoid standing under them ...

Sky This Week is brought to you in part by Celestron. Friday, April 4This evening, the roughly half-illuminated face of the Moon hangs in Gemini, high in the south an hour after sunset. First Quarter ...