"It's the only launch vehicle that can meet the orbit, the schedule and the cost to achieve something unprecedented with ...

John Osburn worked on the Hubble Space Telescope as a subcontractor. Now, he owns a tree house that attracts people from ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

The James Webb Space Telescope may have discovered Population III stars, the universe's first generation of stars. They may ...

Astronomers are baffled after new JWST data shows interstellar comet 3I/ATLAS is 'not as pure as thought', featuring a thick ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than images from ground-based telescopes. In August of that year, Hubble made one of ...

Dr Loeb has put the odds of an artificial origin for the 3.5-mile-wide 3I/ATLAS at 40%, questioning how it already had a tail ...

Is a sun a star or a planet? While science now agrees the sun is a star, new telescopes may soon challenge how we define ...

Hi, it’s Lisa in London, where I’ve been learning about an eye condition that can affect astronauts in space. But before we ...

Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ...