Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

The full moon next month will also be close to Saturn in the night sky, making for a beautiful naked-eye spectacle of moon ...

Alpha Centauri, also known as Alpha Centauri A, is a three-star system. The brightest star, Alpha Centauri A, is quite ...

The month is packed with skywatching highlights—including two galaxies visible to the naked eye and a rare glimpse of the ...

A light streaking the Bay Area sky on Thursday night sparked the curiosity of those who witnessed it and those who are seeing ...

Skygazers, get ready to head outside and spot the supermoon, coming in October.

Study reveals women's menstrual cycles follow lunar gravity, with synchronization detected during strong seasonal alignments ...

The Emirates Mars Infrared Spectrometer (EMIRS) on the Hope probe to Mars was used to track the formation and dissipation of ...

An international study led by researchers at São Paulo State University (UNESP) in Brazil has identified a little-known but potentially significant threat: Asteroids that share Venus's orbit and may ...

Fifteen years after launch, JAXA has said goodbye to the spacecraft, our only working probe around Earth's "sister planet".

An Oct. 6 full harvest moon will be the first of 3 supermoons that will appear in the night sky over the rest of 2025.

A total lunar eclipse on March 2-4, 2026, will be visible in North America and will be the last total lunar eclipse anywhere ...