NASA

The particles, discovered as part of NASA’s THEMIS mission, were found being accelerated to nearly the speed of light in the foreshock region, which lies just beyond Earth’s magnetic field.

Monday brought the biggest and brightest full moon the world has seen for 70 years.

Comments made by the president-elect's advisers suggest that NASA is likely to increase its focus on deep-space activities and move away from Earth science studies.

The Chinese hope to create a pulsar database that would aid deep space navigation.

The small size keeps down costs of both development and launch, providing an economical method for testing technologies and carrying out scientific studies.

During the two-week mission, researchers will collect rock samples to practice and perfect protocols that would be needed during similar missions on Mars.

In a report Wednesday, the space agency outlined 25 "knowledge gaps" that need to be addressed to prevent contamination during human missions to alien planets and moons.

A first-of-its-kind instrument being developed at NASA will use the sense of smell to look for traces of life on the red planet.

The James Webb Space Telescope, with a 6.5-meter primary mirror, will now undergo testing and is scheduled for an October 2018 launch from French Guiana.

The payloads would be used to help NASA's overall goal to put people on Mars.

NASA's Jet Propulsion Laboratory held their annual pumpkin carving contest last week. The results are stellar.

The November supermoon, also called the Full Beaver Moon, is special because the next time the moon will come this close to the Earth will be in 2034.

Ten thousand volunteers plan to investigate mysterious ice formations on the red planet.

NASA explains the stars' spike in brightness like a electrocardiogram.

NASA thinks that Saturn's North Pole is protected by a hexagon jet stream.

Back pain in astronauts who have undertaken lengthy sojourns in low-gravity is caused by atrophying paraspinal muscles, a NASA-funded study has revealed.

NASA’s Cassini spacecraft has captured images showing a vortex rich in trace gases developing in the upper atmosphere over the south pole.

New Horizons will rendezvous with 2014 MU69 — a 20 to 30 mile wide object located roughly a billion miles from Pluto.

NASA delays a planned maneuver after engine problems arise.

Sunday's flight would mark the first launch of the Antares rocket since its predecessor exploded just seconds after liftoff two years ago.

The photo shows the planet's shadow on the rings that surround it.