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Measuring the expansion rate of the universe - Hubble constant tension explained

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...
Live Science

'A real revolution': The James Webb telescope is upending our understanding of the biggest, oldest black holes in the universe

For years, the James Webb Space Telescope has been spotting enormous black holes in the early universe that defy all ...

Webb telescope reveals galaxy cluster's gravity warping light from distant galaxies

This NASA/ESA/CSA James Webb Space Telescope Picture of the Month brings us a scene from the distant universe. Pictured here ...

These gravitationally lensed supernovae could resolve the Hubble tension

One of the most stubborn issues in cosmology today concerns the universe's rate of expansion. Scientists know it's expanding, ...
Forbes

See NASA’s Jaw-Dropping New Cosmic Map From Its New Telescope

NASA’s SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors using observations made between May and December 2025. NASA’s SPHEREx space telescope — launched in ...
Gizmodo

This Telescope’s Final Data Release Just Killed 30 Cosmological Theories

The Atacama Cosmology Telescope in Chile not only confirmed one of the greatest mysteries in the universe—it also ruled out dozens of models that attempted to solve it. Reading time 3 minutes The ...
The Verge

Satellites keep photobombing the Hubble telescope, and it’s getting worse

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

Day 2 of the 2025 Space Telescope Advent Calendar

Day 2 of the 2025 Space Telescope Advent Calendar: a stellar nursery. Reflection nebula GN 04.32.8 is part of the stellar nursery called the Taurus Molecular Cloud, roughly 480 light-years from Earth.
Space.com

How to see Saturn and Jupiter with a telescope

With the gas giants now close to their best, here are the best refractors, Maksutov-Cassegrain and Schmidt-Cassegrain telescopes to help you see Saturn’s rings and the cloud bands of Jupiter. When you ...
CBS News

Cosmic butterfly seen in stunning new image captured by telescope in Chile

A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly. The National Science Foundation's NoirLab released the picture on Wednesday. The glowing "wings" ...
New Atlas

Lightweight smart telescope simplifies deep sky exploration

Photographing the deep sky at night can be a complicated business involving specialist knowledge, expensive and bulky equipment and a good deal of patience. DwarfLab's book-sized smart telescopes have ...
Phoenix New Times

Phoenix’s biggest telescope installed at Dark Sky Discovery Center

The stars just got a little closer for Valley skywatchers. The International Dark Sky Discovery Center in Fountain Hills installed metro Phoenix’s largest telescope. In late September, the center’s ...