The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

Scientists once thought the early universe didn't make them.

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a ...

NASA's Nancy Grace Roman Space Telescope is now fully assembled and ready to begin launch preparations this summer.

Satellites reflect sunlight, Earthshine, infrared and radio waves.

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

The Pandora Space Telescope will study 20 promising worlds that could host life ...

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

According to NASA, the NIRCam on the JWST has near infrared imagery that provided high-resolution imagery for the ...

Fleets of satellites interfere with snapshots taken by Earth-bound observatories. But a new study suggests these orbiters ...

The Atacama Cosmology Telescope in Chile not only confirmed one of the greatest mysteries in the universe—it also ruled out ...

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars.