Scientists spice up old Hubble Telescope image to shine light on spectacular star cluster
Scientists have released a never-before-seen view of a star cluster, courtesy of the Hubble Space Telescope.
1 year since the Great North American Eclipse — Here’s how the 2026 total eclipse will compare
From America to Europe: How the 2026 total solar eclipse will differ from the great eclipse of 2024.
What is dark matter made of? New study bolsters case for ‘primordial’ black holes
In the early universe, primordial black holes could acquire a "dark charge," giving them an unnaturally long lifetime, new research suggests. This makes them an interesting candidate for dark matter.
A day on Uranus is actually longer than we thought, Hubble Telescope reveals
A fresh analysis of a decade's worth of Hubble Space Telescope observations shows Uranus takes 17 hours, 14 minutes and 52 seconds to complete a full rotation — 28 seconds longer than the estimate provided by NASA's Voyager 2 spacecraft nearly 40 years ago.
Nearby star photobombs portrait of a distant galaxy in new Hubble Telescope image
A bright star located in the Milky Way appears nestled in the distant galaxy NGC 5530 due to a chance alignment along the Hubble Space Telescope's line of sight.
Scientists find rare double-star spiral doomed for supernova explosion
In 23 billion years, these two white dwarf stars will collide. Then, they'll explore. Here's why scientists say this discovery is such a big deal.
How rare are inhabited worlds in the universe? The ‘LIFE’ space telescope fleet could find out
The LIFE mission would feature four space telescopes acting together to search for biosignatures on rocky planets in the habitable zones of their stars.
‘Major disruption’ has caused Arctic polar vortex to slide off North Pole, scientists say
A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe.
North America is ‘dripping’ down into Earth’s mantle, scientists discover
Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust above it to "drip" and suck down rocks from across the continent.
Lyrid meteor shower 2025 peaks this month: Could we be in for a surprise outburst this year?
The Lyrid meteor shower, one of the oldest known of the annual showers, peaks this year with only some small interference from a waning crescent moon.