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Updated: 11 hours 48 min ago

Companies Seek Roles in NASA's Return to the Moon

18 October, 2017 - 18:48
As NASA develops a plan to carry out a new administration policy calling for a human return to the moon, companies developing lunar landers and related infrastructure are seeking to play a role.

Moon Express and NanoRacks Partner on Lunar Payloads

18 October, 2017 - 18:48
Commercial lunar lander company Moon Express announced an agreement with NanoRacks Oct. 10 to carry commercial payloads to the surface of the moon.

How Far is Earth from the Sun?

18 October, 2017 - 16:46
The answer is one 1 astronomical unit. How far is that?

Could the Hunt for Hubble's Constant Overturn the Standard Model of Cosmology?

18 October, 2017 - 16:40
Two methods that scientists use to measure the expansion of the universe produce different answers. A recent episode of NASA's ScienceCasts video series explores this conundrum.

How Hot Is the Sun?

18 October, 2017 - 16:38
Heat and light from the sun make life on Earth possible.

Caught In the Act! Five Black Hole Couples Found Merging (Videos)

18 October, 2017 - 13:27
Astronomers have pinpointed five pairs of merging black holes using three different space and ground-based instruments and two sky surveys.

How Fit Will Astronauts Be After Years in Space?

18 October, 2017 - 13:25
After spending months or years in space during future long-term missions, returning to Earth can be challenging for astronauts — and one set of researchers is finding out just how challenging using a life-size spacecraft model.

In Images: The Amazing Discovery of a Neutron-Star Crash, Gravitational Waves & More

18 October, 2017 - 13:13
For the first time ever, scientists around the world detected gravitational waves and light from the collision of a pair of neutron stars. See the epic discovery in pictures here.

'Women of NASA' Lego Set to Launch for Sale Nov. 1

18 October, 2017 - 13:05
Four trailblazing figures from NASA's history are set to launch as new Lego minifigures. As-tronauts Sally Ride and Mae Jemison, as well as programmer Margaret Hamilton and astrono-mer Nancy Grace Roman, feature in the Lego Ideas set, "Women of NASA."

Orbital ATK Eyes Investments in Advanced Rocket Motors

18 October, 2017 - 12:41
A new market for super high-speed weapons is fueling investments in rocket engine technologies as companies seek to gain an edge.

General Atomics Ramping Cubesat Production, Muses Railgun Smallsat Launcher

18 October, 2017 - 12:33
General Atomics is better known for building Predator combat drones and mining uranium than building spacecraft, but that could change as the company develops an interest in building defense-focused cubesats.

Neutron-Star Collision Reveals Origin of Gold, Astronomers Say

17 October, 2017 - 18:02
An international team of astronomers detected the first gravitational waves from merging neutron stars, and found proof they are the source of the universe's heavy elements, including gold and platinum.

3D Printers: A Revolutionary Frontier for Medicine

17 October, 2017 - 18:01
Mission control on earth receives an urgent communication from Mars that an astronaut has fractured his shinbone. Using a handheld scanning device, the crew takes images of his damaged tibia and transmits them to earth.

NASA to Leverage Current Planning for 45-Day Exploration Report

17 October, 2017 - 18:00
A shift in focus in NASA's exploration plans to the moon won't have an immediate effect on planning for the first flight of the agency's Space Launch System rocket, now expected no sooner than late 2019.

The Future of Space Is Coming…'Soonish'

17 October, 2017 - 16:47
In their new book "Soonish" (Penguin Press, 2017), out today (Oct. 17), Kelly and Zach Weinersmith dig into 10 realms of future technology to see which will survive, which will likely flounder and which could change (or ruin) everything.

Why Gravitational Waves Are So Exhilarating

17 October, 2017 - 16:20
The gravitational-wave research community seems to be having a remarkable string of good luck. Here's what the smashing finding means.

Planet Uranus: Facts About Its Name, Moons and Orbit

17 October, 2017 - 16:17
Learn about the history of Uranus (and how it got its name) as well as the physical characteristics of the planet including its rings and moons.

Space Spinner! Astronaut Shows What Fidget Spinners Do in Orbit

17 October, 2017 - 13:17
How awesome is a fidget spinner in space, where your body can do all the spinning you want? Astronauts on the International Space Station showed off their tricks in microgravity while playing with the popular toy, one of the trend-making objects of 2017.

How Gravitational Waves and 'Multi-Messenger' Research Will Change Astronomy

17 October, 2017 - 13:00
The era of multi-messenger astronomy has officially begun. But what does that phrase mean, and how will it change the study of the cosmos?

First Glimpse of Colliding Neutron Stars Yields Stunning Pics

17 October, 2017 - 13:00
Breathtaking images from the explosive merger of two neutron stars were captured by multiple observatories on Earth and in space.