Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

This straight line is technically just an optical illusion as the planets in space are actually at vastly ... Unfortunately, not all of the planets will be easily visible. Saturn and Mars will ...

A FIELD of at least 20 asteroids has been found lurking near Venus, having previously been hidden by the Sun’s glare, experts ...

Pointed away from Earth about 404 miles overhead, the orbital observatory will circle the planet from north to south about 14.5 times each day as it images a single, circular strip of the sky. Given ...

This resonance occurs when the orbits of planets synch up in whole-number ratios. For example, a planetary system called K2-138 contains a string of 5 planets that are all in 3:2 harmonies with ...

The first metal thingamajig ever 3D ... in the Space Station's Columbus module — a feat unto itself, given that setting up complicated machinery like that is hard enough on Earth and all the ...

"Actually, one of the specifications for being a planet is, they have enough mass that makes them round," Susana Barros, a senior researcher at the Institute of Astrophysics and Space Sciences in ...

According to a new paper published in the journal Nature, astronomers have mapped the 3D structure of the layered ... works—not just on Earth, but on all planets. It feels like something out ...

Sky-watchers will get a rare chance to see all ... planets will appear to be huddled together in one small part of the sky, the distant worlds are of course spread out across a vast expanse of ...

Seven planets are aligning ... Neptune and Uranus could all be visible with clear skies, but not all can be seen by the naked eye, according to Space.com and other sites that track celestial ...

This story is part of Short Wave's series Space ... geophysical planet definition. He says that instead of limiting planets to only eight in the solar system, we could include all of the dwarf ...