The curious minds at What If investigate what would happen if Earth orbited Jupiter instead of the Sun, examining gravity, ...

California stargazers can observe a parade of six planets in the night sky throughout February, but the best time to see the ...

The big astronomical event in February is a rare “planetary parade,” according to NASA. You’ll be able to see Mercury, Venus, ...

When people speak of the northern lights, they are typically referring to Earth’s spectacular display of aurora borealis: ...

Reanalysis of NASA’s Galileo mission data has revealed ammonia on Europa’s surface for the first time. The nitrogen-rich compound appears along cracks in the ice, suggesting recent transport from the ...

Asteroid 2024 YR4, once a potential threat to Earth, could hit the Moon in 2032, creating a 1 km crater, a bright flash visible from Earth, and a possible meteor shower, scientists say.

A rare planetary parade will march across the sky on Saturday, Feb. 28, according to NASA. Venus, Mercury, Saturn, Jupiter, ...

The moon greets Jupiter two days ahead of its full moon phase on Feb. 1. Look east at sunset on Jan. 30 to spot the near-full moon shining close to the gas giant Jupiter among the stars of the ...

Alexander Venner picked his way by hand through the data collected by a now-retired NASA telescope called Kepler, which examined the sky for exoplanets ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

Elon Musk’s aerospace company is reportedly targeting a mid-June IPO because there will be a spectacular planetary alignment ...