Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: Space.com | Science: Amy Simon (NASA-GSFC) / Animation: Joseph DePasquale (STScI) ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the sky each night after sunset, according to NASA. While Mercury will briefly ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

An event called a "ring plane crossing" will occur between Saturn and Earth on March 23, 2025, when Saturn's rings will ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...