Science

Using the unique capabilities of NASA's Hubble Space Telescope, a team of astronomers has discovered the most energetic outflows ever witnessed in the universe. They emanate from quasars and tear across interstellar space like tsunamis, wreaking havoc on the...

NASA has selected four Discovery Program investigations to develop concept studies for new missions. Although they’re not official missions yet and some ultimately may not be chosen to move forward, the selections focus on compelling targets and science that...

Astrophysicists are redrawing the textbook image of pulsars, the dense, whirling remains of exploded stars, thanks to NASA’s Neutron star Interior Composition Explorer (NICER), an X-ray telescope aboard the International Space Station. Using NICER data, scientists have obtained the first precise...

The sky will put on a show Nov. 11 when Mercury journeys across the Sun. The event, known as a transit, occurs when Mercury passes directly between Earth and the Sun. From our perspective on Earth, Mercury will look...

Editor’s Note: This media advisory was updated on Oct. 1 to reflect the spacewalk news briefing now is at 2 p.m. EDT Friday, Oct. 4.  Media wishing to participate in the briefing in person must request credentials from the Johnson...

Its size and surface gravity are much larger than Earth’s, and its radiation environment may be hostile, but a distant planet called K2-18b has captured the interest of scientists all over the world. For the first time, researchers have...

NASA has created and provided to emergency response organizations a detailed damage assessment map of the Bahamas based on satellite data after Hurricane Dorian hit the islands earlier this week. For over a week, a response team from NASA’s Earth...

“We never dreamt that it would be this clear, this beautiful.” Physical Scientist J.T. Heineck of NASA’s Ames Research Center in Mountain View, California gets his first glimpse at a set of long-awaited images, and takes a moment to reflect...

The Demo-1 uncrewed flight test to the International Space Station, SpaceX’s inaugural flight with NASA’s Commercial Crew Program, is underway following the successful launch Saturday morning of the company’s Falcon 9 rocket and Crew Dragon spacecraft. The first-of-its-kind mission, planned to...

Three days remain until the planned liftoff of a SpaceX Crew Dragon spacecraft on the company’s Falcon 9 rocket—the first launch of a commercially built and operated American spacecraft and space system designed for humans. Liftoff is targeted for...