galaxies
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The universe's 'missing matter' may have finally been foundAbout half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say previously undetected clouds of hydrogen gas could finally reveal it.
By Joanna Thompson Published
3 Commentscosmology -
James Webb telescope spots Milky Way's long-lost 'twin' near the dawn of timeThe James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The perplexing Milky Way 'twin' dates to 1 billion years after the Big Bang, and appears too big to explain.
By Brandon Specktor Published
4 Commentsastronomy -
Record-breaking 'dead' galaxy discovered by JWST lived fast and died young in the early universeThe most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the Big Bang.
By Robert Lea Published
astronomy -
Gaia telescope retires: Scientists bid farewell to 'the discovery machine of the decade' that mapped 2 billion Milky Way starsAfter 11 years mapping the Milky Way, the European Space Agency's Gaia space telescope has retired. Scientists hailed it as "the discovery machine of the decade."
By Sharmila Kuthunur Published
astronomy -
NASA's SPHEREx telescope 'opens its eyes on the universe', taking stunning debut image of 100,000 galaxies and starsSPHEREx's first images — containing roughly 100,000 points of light stars, galaxies and nebulae — have confirmed that the telescope is working according to its design.
By Ben Turner Published
space-exploration -
Scientists discover smallest galaxy ever seen: 'It's like having a perfectly functional human being that's the size of a grain of rice'Astronomers have discovered the smallest dwarf galaxy ever seen. It is a mystery how the satellite galaxy of Andromeda survived the blistering conditions of the early universe.
By Robert Lea Published
cosmology -
'We had less than a 2% chance to find this': James Webb telescope uncovers baffling 'Big Wheel', one of the most massive galaxies in the early universeAstronomers using the James Webb Space Telescope have discovered an object they've dubbed 'Big Wheel,' a gargantuan galaxy spinning through the early universe and growing larger by the second.
By Themiya Nanayakkara Published
9 Commentscosmology -
Space photo of the week: Hubble hunts a stellar 'imposter' hiding in the Great BearThe legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, star clusters and a possible supernova "imposter".
By Jamie Carter Published
astronomy -
Space photo of the week: James Webb telescope shocks scientists with image of ancient galaxy roaring back to lifeThe James Webb Space Telescope has zoomed in on Leo P, a tiny galaxy with some big things to say about star formation.
By Jamie Carter Published
18 Commentsastronomy
