A flurry of solar activity in early March dumped enough heat in Earth's upper atmosphere to power every residence in New York City for two years. The heat has since dissipated, but there's more to come as the solar cycle intensifies.

From 230 miles overhead, International Space Station external and crew-tended cameras captured video of the wildfires burning in central Texas to the southeast of the capitol of Austin at 12:07 p.m. Eastern time on Sept. 6, 2011. The video was accompanied by comments on the wildfires by Expedition 2...

Forty-five years ago, at 11:56 p.m. ET on July 20, 1969, Neil Armstrong became the first man to set foot on the moon. He said, "That's one small step for a man, one giant leap for mankind," and along with astronaut teammates Edwin "Buzz" Aldrin and Michael Collins, they helped change human history.

Launched on Feb. 11, 2010, the Solar Dynamics Observatory, or SDO, is the most advanced spacecraft ever designed to study the sun. On June 5 2012, SDO collected images of the rarest predictable solar event--the transit of Venus across the face of the sun. This event happens in pairs eight years apa...

The Giant Magellan Telescope (GMT) is slated to be the first in a new class of extremely large telescopes, capable of producing images with 10 times the clarity of those captured by the Hubble Space Telescope. The GMT aims to discover Earth-like planets around nearby stars and the tiny distortions t...

In the wake of a recent crash test, NASA has confirmed that there in fact lies a significant amount of water underneath the Moon's surface. Science and tech...

In this video we go to South America! In the Atacama Desert, Chile, we find the most advanced technology for space observation. Here, the Royal Astronomical Community members watched for six months as a black hole simply absorbed a massive star. By the way, these are the same scientists who proved t...

The SpaceX Crew Dragon capsule splashed down in the Atlantic Ocean on Mar. 8, 2019.

49 years ago, Apollo 11 astronauts achieved something that is still considered the benchmark of human innovation: they successfully landed on the moon and returned safely back to Earth. The final moments that lead up to the historic event were full of anticipation and excitement for the Apollo team.

"It is called a supermoon because this is a very noticeable alignment," Dr. James Garvin, chief scientist at NASA's Goddard Space Flight Center, said in a statement accompanying a new video on the topic. "The 'super' in supermoon is really just the appearance of being closer."

For the best view, ...