A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...

The interstellar comet 3I/ATLAS is making its final pass, highly active after its Sun encounter. NASA and ESA release new ...

Interstellar comet 3I/ATLAS is making its closest approach to Earth this month, captivating astronomers with its otherworldly ...

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...

The Hubble Space Telescope has been quietly orbiting Earth for decades, but it’s still one of the most valuable tools […] ...

Invigorating new images have been captured by the Hubble Space Telescope and Juice (or Jupiter Icy Moon Explorer) of the ...

Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange CO2 composition.

NASA is sounding a clear alarm about the way SpaceX is reshaping low orbit, warning that the company’s satellite swarms and ...

NASA observed GRB 250702B, a record-setting gamma-ray burst lasting days, likely caused by a black hole consuming a star, ...

The European Space Agency’s Juice spacecraft captured rare images of the interstellar comet 3I/ATLAS while on its way to ...

New images from ESA's Juice probe and Hubble reveal a rare double tail on interstellar comet 3I/ATLAS as it approaches Earth ...