Ancient Milky Way stars challenge the age of the universe and the Hubble tension
The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments.…
Forever Twilight? Satellite Mirrors Could Create Artificial Daylight From Orbit, Impeding Astronomical Observations
If a future catastrophe were to wipe out our civilization from the Earth’s surface, would there be a…
NASA’s DART Mission Changed Orbit of Asteroid Didymos Around Sun
New research reveals that when NASA’s DART (Double Asteroid Redirection Test) spacecraft intentionally impacted the asteroid moonlet Dimorphos…
A lunar eclipse brings a blood moon, in photos
The full moon in March, sometimes called the worm moon, coincides with a lunar eclipse that brings a…
Space travel is very, very bad for your health.
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Blood Moon eclipse visible in March 2026 as Ireland misses out on rare celestial event
A rare Blood Moon lunar eclipse will light up skies next week with the Moon turning deep red,…
NASA announces overhaul of Artemis lunar program amid technical delays
New York/Cape Canaveral, Florida – NASA on Friday abruptly said it was shaking up its Artemis lunar program…
Astronomers Say They Have Solved One of Saturn’s Greatest Mysteries
Saturn eclipsed by Titan as seen from the Cassini probe – credit, NASA/JPL-Caltech A neat feat of calculation…
Scientists develop a new way to measure the expansion rate of the universe
For years, cosmologists have argued over a simple question with an awkward answer: How fast is the universe…
Six-planet ‘parade’ to dazzle night sky on 28 February 2026 – How to see the rare alignment
A rare celestial spectacle is set to unfold in the evening skies on Saturday, 28 February 2026, as…
The Good—and Bad—News About Next Week’s Total Lunar Eclipse
On March 3, skywatchers in North America, Australia, New Zealand, and eastern Asia will be treated to a…
Don’t miss out: One week until total lunar eclipse turns moon red March 3
BLOOD MOON RISING 🌕: Don’t miss out! In one week, a total lunar eclipse will turn the Moon…