Potentially hazardous asteroids are space objects that approach Earth at dangerous distances and are large enough to cause serious harm if they collide with the planet. (Image credit: buradaki via Getty Images) There are millions of large space objects in…
An image of the Leo P dwarf galaxy taken by the James Webb Space Telescope. (Image credit: NASA, ESA, CSA, Kristen McQueen (STScI)) What is it: The Leo P dwarf galaxy. Location: 5.3 million light years away in the constellation…
New calculations suggest that over 1 million large objects ejected from the Alpha Centauri system may be in the Oort Cloud, at the very edge of the solar system. (Image credit: Getty Images) More than 1 million “interstellar objects” the…
NASA’s Curiosity rover has discovered symmetrical ripple marks at two different locations in Gale Crater on the Red Planet, providing strong evidence for the past existence of open liquid on Mars. (Image credit: NASA/JPL-Caltech/MSSS) Researchers have found evidence that liquid…
Astronomers have used JWST’s interferometric mode to analyze the extrasolar system PDS 70. (Image credit: Blakely et al., 2024, CC BY 4.0) Planets form in spiral disks of gas and dust surrounding young stars. Astronomers are keenly interested in the…
An artist’s rendering of an alien ecosystem. (Image credit: Getty) A new model suggests that the origin of human life was less unlikely than scientists previously thought, a discovery that raises the chances of intelligent life elsewhere in the universe,…
John McFall (centre right) could become the first astronaut with a disability in space after being cleared for a future mission aboard the ISS. (Photo credit: ESA/Novespace) A former British Paralympian has been cleared to take part in an upcoming…
An artist’s impression of a dead galaxy compared to the Milky Way. (Image credit: NASA/ESA, Z. Levy (STScI)) Our universe is home to many stellar graveyards—dead galaxies filled with the burnt-out remains of once-shining stars. But one of these ancient…
An illustration of a black circle in space shooting a beam of light out of its center (Image credit: ESO Kornmesser) Astronomers have used the James Webb Space Telescope (JWST) to take the longest look yet at our galaxy’s supermassive…
Asteroid 2024 YR4 has a 1 in 32 chance of hitting Earth at the time of writing. (Image credit: Sciepro via Getty Images) The probability that a major asteroid, big enough to wipe out an entire city, will hit Earth…
A photo of a total lunar eclipse, or “blood moon”, over Tokyo in 2022. (Image credit: YOSHIKAZU TSUNO via Getty Images) A total lunar eclipse is coming to Earth for the first time since 2022. On the night of March…
(Image credit: NASA/JPL-Caltech/MSSS/SSI) What do clouds on Mars look like? Well, a new video stitched together from images captured by NASA’s Curiosity rover offers a glimpse. In this video, delicate red-and-green-tinted clouds are seen drifting through the Martian sky in…