A giant wheel surrounded by its neighbors. (Photo credit: Weichen Wang et al. (2025), CC BY-NC-ND 4.0) Deep observations using the James Webb Space Telescope (JWST) have revealed an incredibly large galaxy that existed in the early universe. This cosmic…
This image shows some of the many galaxies of varying shapes captured by the Euclid telescope during its first deep-field observations. (Image credit: ESA/Euclid/Euclid Consortium/NASA, image processing by M. Walmsley, M. Huertas-Company, J.-C. Quillandre) The European Space Agency (ESA) has…
British company Pulsar Fusion has unveiled its ambitious plans to build a fleet of innovative nuclear fusion rockets that could dramatically reduce travel times within the solar system. (Image credit: Pulsar Fusion) The British start-up has made waves in the…
JADES-GS-z14-0 appears as a tiny dot in the constellation Fornax. (Image credit: ALMA (ESO/NAOJ/NRAO) Carniani et al. Schowes et al./JWST: NASA, ESA, CSA, STScI, Brant Robertson (UC Santa Cruz), Ben Johnson (CfA), Sandro Tacchella (Cambridge), Phil Cargile (CfA)) Astronomers have…
This image taken on March 8 shows light from the waning Venus being refracted into a bright rainbow by Earth’s atmosphere. (Photo by Douglas Kostick) New images have revealed that the ‘planet of love’ Venus looks very different as it…
A lunar sunset captured by the Blue Ghost spacecraft during its final moments. (Photo credit: Firefly Aerospace) NASA has released the first-ever high-quality photographs of a lunar sunset, marking the end of the first mission of the Blue Ghost lunar…
Researchers have identified four small exoplanets orbiting closely around Barnard’s Star. This illustration shows what a planetary system with one of the rocky worlds might look like. (Image credit: International Gemini Observatory Proctor Pollard) A quartet of Earth-like planets, each…
An artist’s impression of two neutron stars colliding in a kilonova. (Image courtesy of NASA) ANAHEIM, Calif. — Debris from some of the most powerful explosions in the universe is closer than you might think. In fact, you may have…
SpaceX’s Dragon capsule bobs in the ocean off Florida, returning NASA astronauts Butch Wilmore, Suni Williams, Nick Hague and Roscosmos cosmonaut Alexander Gorbunov after a 17-hour flight from the International Space Station. (Photo courtesy of NASA) Two NASA astronauts who…
The constellation Leo includes one of the three stars of the Vernal Triangle, an asterism that occurs over several months beginning with the spring equinox. (Image credit: manpuku7 via Getty Images) Spring is coming to the Northern Hemisphere, but how…
Sunita Williams gives a thumbs up after returning from a four-month mission aboard the International Space Station in 2012. She and her fellow astronauts were strapped into their seats while they recovered from “space sickness” and adapted to Earth’s gravity.…
A deep partial solar eclipse approaches the western Northern Hemisphere. (Image credit: Getty Images) On Saturday, March 29, two weeks after a total lunar eclipse became visible across North America, skywatchers will be able to witness a spectacular event not…