Looking for a sky event this week? Check out our full Sky This Week column. October 12: The Saturn Nebula shines Last Quarter ...

The moon, just hours past its last quarter phase, will rise above the east-northeastern horizon shortly before midnight local ...

Jupiter's Galilean moons often transit the planet's disk one at a time - tonight, however, Io and Europa cross the disk ...

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

KNARESBOROUGH, UK — It's a cold afternoon in the charming village of Knaresborough in Yorkshire, England. Some are out braving the weather, but not me. I'm sitting in a cozy studio, studying the ...

Webb Telescope spots a carbon-rich disk around a distant planet, CT Cha b, offering rare clues to how moons may form.

Scientists have gotten a never-before-seen look at an area around a large exoplanet 625 light-years away where moons like the ...

One of those objects is M63, also known as the Sunflower Galaxy. It lies relatively close to the constellation’s alpha star, magnitude 2.9 Cor Caroli. From this sun, move your telescope 5.3° to the ...

Webb Telescope is investigating the formation of moons around a massive planet. Astronomers are using the data to study the ...

Scientists have developed a new method using knot theory to find the optimal routes for future space missions without the need to waste fuel. Just as sat-nav did away with the need to argue over the ...

NASA’s Europa Clipper spacecraft launched at 12:06 p.m. Monday, beginning a nearly six-year, 1.8-billion-mile voyage to Jupiter, where it will study the frozen moon Europa, scanning below its ...