Using the Whole Earth Blazar Telescope (WEBT), an international team of astronomers have performed long-term photometric ...

But in the case of the James Webb Space Telescope (JWST), which launched on Dec. 25, 2021, this anniversary marks an ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

Our beginner-friendly guide helps you get familiar with the moon, Jupiter, nebulas and galaxies this Christmas.

Astronomers have spotted a unique cosmic phenomenon: a "relic," which is a primordial building block of a galaxy that never ...

NASA's James Webb Space Telescope has discovered a mysterious early-universe galaxy nicknamed “Jekyll and Hyde”, revealing a ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

The National Weather Service expects a storm to hit Mount Hamilton on Friday night and bring 2 to 2 1/2 inches of rain to the ...

The Vaonis Hyperia telescope is priced to appeal to institutions such as observatories. It combines large optics with 17 ...

The James Webb Space Telescope has been helping scientists explore the cosmos for years now, but there are still plenty of unknown facts about the device.

Winds exceeding 110 mph that tore across the top of Mount Hamilton early Christmas morning blasted a massive steel protective ...