A SpaceX astronaut mission like no other will lift off from Kennedy Space Center on Monday night. Here's what to know.

A privately funded crew will launch on a SpaceX rocket next week on a mission to orbit Earth's poles - something that has ...

"There really is something very different about how these giant planets form versus how small planets like Earth form." ...

Get Instant Summarized Text (Gist) Exoplanet orbit shapes reveal distinct formation pathways for small and large planets. Small planets, similar in size to Mars, typically have nearly circular ...

The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star. Earth has a nearly circular orbit, but some planets outside our solar ...

Today's mission, which Rocket Lab calls "The Lightning God Reigns," will send the QPS-SAR-9 satellite to a circular orbit 357 miles ... to study its home planet. "The spacecraft will join iQPS ...

SwRI scientists have determined that at the rate Titan’s orbit is changing, it should have acquired a circular orbit within ... lost as it orbits the ringed planet with its massive gravitational ...

The alignment takes place over time as each planet in the solar system orbits the sun at its own speed and distance, continually changing their relative positions. All the planets orbit roughly ...

Saturn has become the planet with the most moons following the discovery of 128 new moons by a team of astronomers. This brings the total count to 274, surpassing all other planets. These tiny, ...

The ongoing surge of greenhouse gas emissions in the near-Earth environment could cause dramatic declines in the number of satellites orbiting the planet by ... popular low-orbit regions could ...