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Ridhima Nunhokee, of the Curtin Institute of Radio Astronomy in Australia, gives a brief overview of her team’s discovery that the early universe was warmer than expected during the Epoch

Astronomers discovered the 1st planet orbiting a sunlike star in 1995. Here is a comparison showing an artists’ concept of 51 Pegasi b to Jupiter and 51 Pegasi to the

An asteroid with the name 2025 TF passed Earth not far above Antarctica at 7:49 p.m. CDT on September 30, 2025. Then, around 2:02 p.m. CDT on October 2, 2025,

View larger. | Prototype of a Tumbleweed rover nicknamed Pink Lady, in the Negev desert in Israel. Swarms of Tumbleweed rovers could explore large areas of Mars, using only the

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