Right now, Earth is about 3.1 million miles farther from the sun than it is in early January when it reaches perihelion, its ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

Nearby will be the Bull's brightest star, orange Aldebaran, fairly conspicuous in its own right, yet still shining only a ...

The question of whether Earth is alone in harboring life has captivated humanity for millennia. In recent years, scientists ...

Upgraded ALMA images expose hidden rings and spirals around baby stars, indicating planets begin taking shape mere cosmic ...

"We didn't know what exactly to expect from these first observations – the sun's poles are literally terra incognita,” Sami ...

As the farthest full moon from the sun all year and one of the lowest in the sky, this year's Buck Moon is a special one ...

On July 3, 2025, at 3:54 pm ET, the Earth will officially reach its furthest point from the Sun for this year. This is called ...

If our species manages to hang on for a few billion additional years, we might be in for a wild ride — stars passing in the vicinity of the sun could cause planets in our solar system to collide ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...