For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...
The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...
For decades, scientists have tried in vain to accurately predict solar flares—intense bursts of light on the sun that can ...
NASA's Parker Solar Probe has flown into the Sun's corona. Structures known as coronal streamers and the Milky Way can be ...
Hot on the heels of a spectacular comet late last year, another celestial visitor is set to put on a show. And Southern ...
A Sunspot AR3873 erupted with an X1.8-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks. Footage ...
You'll be able to view a rare alignment of planets this month and into February. Our astrotourism expert reveals the best ...
"We have by and large been ignoring triples in models and simulations — we're just starting to understand how these types of ...
The ESA Solar Orbiter has provided a stunning new look at the Sun by combining 25 high-resolution images. This mosaic offers a detailed view of the solar surface, including sunspots and granules, ...
Late on March 13 and on into the early hours of March 14 the moon will turn a spooky red color in the skies above the U.S.
The SpaceX rocket took off from NASA’s Kennedy Space Center in Florida at 1:11 a.m. ET. Tucked inside the rocket’s bullet-shaped nose cone were the two lunar landers — hailing from two different ...
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