A colossal comet, 3I/ATLAS, is making headlines as it streaks through our solar system at more than 124,000 miles per hour.

The asteroids are as large as around 75 and 91 feet in diameter, according to the Center for Near Earth Object Studies.

I/Atlas is brightening, turning blue and emitting a radio signal, but scientists say its path misses Earth by a wide margin and it poses no threat to humans.

Scientists say 3I/Atlas came closest to Mars in October. Its path this month put it in the path of the warm rays of our sun, where a tail became more visible. The 3.5-mile solar object is traveling at ...

The last in a series of three coronal mass ejections hit Earth on Wednesday, so experts are keeping an eye on geomagnetic ...

From changes in solar activity to shifts in climate and atmosphere, the study of Earth’s future often reveals as much about ...

Simulations and satellite data reveal that Earth's magnetic field is more complex than scientists had thought. Scientists ...

When fast-moving particles and plasma slam into Earth’s magnetic field, they can temporarily disrupt the power grid. Space ...

The Psyche probe captures images of Earth and the Moon from over 180 million miles away as it travels to intercept an ...

NASA installs two solar shields on the Roman telescope at Goddard: they will protect the instruments from heat and light.

Envision a time when hundreds of spacecraft are exploring the solar system and beyond. That’s the future that NASA’s ESCAPADE ...

The ESCAPADE mission, which launched to space on a Blue Origin rocket on Thursday, breaks the mold of how planetary science ...