This NASA/ESA Hubble Space Telescope image features a glittering blue dwarf galaxy called Markarian 178 (Mrk 178). The galaxy ...

On July 1st, 2025, the third interstellar object (ISO) ever detected was seen making its way through our solar system.

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

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

NASA's Hubble Space Telescope captured an uncommon sight—the death of a low-mass star—in this image of the Calabash Nebula ...

The Hubble Space Telescope has turned its sharp eye toward a ghostly swirl of stars and gas known as the "Lost Galaxy," given ...

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

Hubble’s new image shows the Calabash Nebula’s dying star blasting gas at immense speeds, revealing dramatic lobes, shockwaves and crucial insights into stellar death stages.

Satellite streaks could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.