The Observable Universe
How far can you see? Everything you can see, and everything you could possibly see, right now, assuming […]
Science
Covid restrictions prevented dengue in hundreds of thousands of people ...
A study’s findings suggest that new approaches may be needed to combat dengue and other mosquito-borne viruses. Published: […]
A Road to the Stars
Pictured — a very scenic road to the stars. The road approaches La Silla Observatory in Chile, with […]
Star Formation in the Eagle Nebula
Where do stars form? One place, star forming regions known as “EGGs”, are being uncovered at the end […]
Colorful Airglow Bands Surround Milky Way
Why would the sky glow like a giant repeating rainbow? Airglow. Now air glows all of the time, […]
New ‘Deltacron’ Variant Is Rare and Similar to Omicron, Experts ...
Scientists have found a handful of cases of a new, hybrid variant in Europe and the United States. […]
Point Reyes Milky Way
Northern winter constellations and a long arc of the Milky Way are setting in this night skyscape looking […]
When Rainbows Smile
Want to see a rainbow smile? Look near the zenith (straight up) when the sun is low in […]
Globular Star Cluster 47 Tuc
Globular star cluster 47 Tucanae is a jewel of the southern sky. Also known as NGC 104, it […]
A Flower Shaped Rock on Mars
It is one of the more unusual rocks yet found on Mars. Smaller than a penny, the rock […]