NASA is sounding an unusually stark alarm: in the coming years, streaks from commercial satellites could creep into almost ...

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 ...

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

Satellites reflect sunlight, Earthshine, infrared and radio waves.

We have all the latest images of our interstellar visitor from ESA's Juice, Hubble, NASA's STEREO, and even a photobomb from ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

Despite being hidden by the glare of the sun, plenty of space-based cameras are snapping photos of 3I/ATLAS that you should ...

Scientists hope SPHEREx will provide data lending new insights into the origins of the universe and whether the ingredients for life exist anywhere else in our Milky Way galaxy. The telescope launched ...

Discovered in late June and confirmed as the third known interstellar object in July, 3I/ATLAS has raced through the inner ...

NASA has reportedly expressed concern over the increasing number of satellites in low-Earth orbit causing increasing light ...

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