If the Earth had an edge, I hope it would look like this. The edge of a flat Earth. I know, I know, we've talked about it ...

A massive sunspot, AR4366, erupted with dozens of solar flares in a single day, including the strongest storm of 2026. As it ...

A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.

The Sun turns, but not in the way a solid object would. It has no hard surface, no fixed edge to follow. What scientists ...

Many objects in space rotate. Earth completes a spin in roughly 24 hours, while Venus takes a whopping 243 Earth days. The ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

A full moon is "as close as we come to seeing the Sun’s illumination of the entire day side of the Moon,” NASA says.

After full moon, the terminator returns, but this time on the moon's opposite side, where it marks the line of advancing ...

November is also usually the rainiest month of the year, followed closely by December and January, setting northwest ...

What’s different about this 10-day test flight is not only that it returns astronauts to the vicinity of the moon for the first time in more than 50 years but it will give those astronauts a unique ...

As they fly around the moon, the four astronauts of NASA's Artemis II will see views never seen by the human eye. Here's how.

COLUMBUS, Ga. (WRBL) — Say goodbye to fall, winter begins Sunday, December 21st at 10:03 AM EST. During the winter solstice, the northern hemisphere is tilted furthest away from the sun and marking ...