New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

The Wide Field Camera 3 instrument gives the telescope the ability to capture a panchromatic view of objects flying through ...

Light pollution from the exploding number of satellites orbiting Earth is making it harder to peer into space.

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

A new research paper finds that the amount of light pollution coming from satellites could ruin NASA's Hubble Space Telescope ...

Hubble images of interstellar object 3I/ATLAS reveal a sunward anti-tail, showing a teardrop-shaped coma with separated ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond black ...

​Interstellar comet 3I/ATLAS is in the news again after NASA shared a new picture taken by the Hubble Space Telescopeon ...

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could ...