NOAA's GOES 17 satellite has captured this video of Caldor Fire as the blaze spread south of Lake Tahoe and forced the evacuation of tens of thousands of residents.
Teams working on the James Webb Space Telescope have completed testing of the giant observatory and are now preparing to ship it to the launch site ahead of its journey to space later this year.
Comets from other star systems, such as 2019 Borisov, visit the sun's neighborhood more frequently than scientists had thought, a new study suggests.
Astronauts aboard the International Space Station celebrated the opening of the Tokyo Paralympic Games by posing with a photo with a torch.
A Russian startup is testing a technology that filters out disruptive passes of SpaceX's Starlink satellites from astronomical observations.
A Scottish court has thrown out objections of a billionaire landowner against a planning permission granted to an operator of a prospective spaceport in the north of Scotland.
Sweden's highest mountain has shrunk by two meters in one year due to the melting of the glacier that covers it.
Chinese astronauts conducted their second spacewalk outside of the country's new space station on Friday, installing a range of equipment including a back-up air-conditioning unit.
The most detailed radio images of galaxies outside the Milky Way have been captured by a network of 70,000 radio antennas spread over nine European countries.
The Mercury-bound BepiColombo spacecraft recorded the sound of the solar wind at Venus as it flew just 340 miles above the planet during a maneuver designed to adjust its path.
Wildfires in Siberia have produced 800 megatons of carbon dioxide since the beginning of June, nearly doubling last year's record, according to estimates.
SpaceX's Starlink satellites are involved in about 1,600 close encounters between two spacecraft in low Earth orbit every week, according to available data. That’s about 50% of all such incidents.
Scientists used Saturn's famous rings as a seismograph to study processes in the planet's interior. The researchers found its core is like a soup consisting of rocks, ices and metallic fluids.
Sun-exploring spacecraft Solar Orbiter has captured this video of a glowing crescent of Venus as it flew past the planet during a gravity-assist flyby on Monday (Aug 9).
The European-Japanese BepiColombo spacecraft headed to Mercury can be seen flying low above the atmosphere of Venus in a new video released by the European Space Agency (ESA) on Thursday (Aug. 12).
Mercury-bound spacecraft BepiColombo has zoomed past Venus at a distance of only 340 miles, taking a bunch of selfies and a lot of scientific measurements of the planet’s atmosphere.
The record-breaking 2021 wildfire season has seen widespread destruction on three continents. Here is what satellites could see from space.
Concentric ripples in galactic dust clouds triggered by a powerful black-hole X-ray burst can be seen in a new image released by NASA.
NASA's Ingenuity Mars helicopter explores the "intriguing" Raised Ridges during its latest and most complex flight to date.
New data from the European Gaia mission help shed light on the nature and origins of the spiral structure of the Milky Way.
Never-before seen slow waves of plasma on the surface of the sun have been discovered in data gathered by NASA's Solar Dynamic Observatory over the past ten years.
A German X-ray mission is mapping the distribution of black holes and neutron stars in the Universe, having discovered over two million such new objects in less than two years since its launch.
Scientists worry that growing numbers of rocket flights and the arrival of space tourism could harm Earth's atmosphere and contribute to climate change.
A British astrophotographer captured a stunning view of the Nauka science module, just hours after its launch into orbit on Wednesday (July 21).