In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

CHILLING new telescope photos of the “city killer” asteroid hurtling towards earth at 30,000mph have been released. The ...

PeV — has been detected by the underwater KM3NeT telescope, marking a pivotal moment in astrophysics. This tiny but powerful ...

The Webb telescope is well-suited to identify asteroid 2024 YR4's size. Webb views a type of light we can't see with the ...

Where is all the water that may form oceans on distant planets and moons? The SPHEREx astrophysics mission will search the ...

The structure is nearly 600 million light-years from Earth and is an early display of the nascent dark matter telescope's ...

High-energy particles rain down on Earth constantly, but scientists have now detected a doozy: a neutrino blasting in from ...