EarthSky

Artist’s concept of a moon-forming disk of dust and gas encircling the young exoplanet, CT Cha b, 625 light-years from Earth. Data from the James Webb Space Telescope suggest the

Artist’s illustration of the rogue planet Cha 1107-7626, which astronomers have spotted eating up gas and dust at a record rate of 6 billion tons a second. Image via ESO/

The World Space Week Association (WSWA) official poster for World Space Week 2025, celebrated October 4–10 under the theme Living in Space. Image via WSWA. World Space Week dates back

This video, provided by the International Center for Radio Astronomy Research (ICRAR), features the lead investigator of this study, Lister Staveley-Smith of the University of Western Australia. He provides an

Exoplanets are worlds orbiting distant stars. Astronomer Néstor Espinoza of Space Telescope Science Institute spoke with EarthSky’s Deborah Byrd in May 2024, about this diversity of worlds beyond our sun

View at EarthSky Community Photos. | John Chumack in Yellow Springs, Ohio, captured Comet Lemmon (C/2025 A6) along with some satellite trails on September 27, 2025. John wrote: “Early Saturday

View larger. | Artist’s illustration of a group of asteroids near Venus. ‘Invisible’ asteroids – ones very difficult to detect with today’s telescopes – that share the same orbit as

Here’s an image from a brand-new simulation of our universe. It’s the largest universe simulation ever created. Blue dots mark galaxies at the centers of dark matter clumps, while red

View larger. | Artist’s concept of a collision between 2 rocky bodies in the early solar system. A new study suggests that such a collision created Mercury, although with more