The European Space Agency's Solar Orbiter made its first close pass of the sun on Monday, getting as close as 48 million miles from the sun's surface. The spacecraft's first perihelion, the point in ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in ...

Comet 3I/ATLAS is hitting a major milestone on Oct. 30, 2025. The interstellar comet is reaching perihelion, its closest ...

The widely talked about Comet 3I/ATLAS will pass by the sun on Thursday, but it will be December before stargazers can get a glimpse of the object.

Comet 3I/ATLAS, the third known interstellar object, will make its closest approach to the Sun on October 29. It will ...

Europe and NASA’s Solar Orbiter rocketed into space Sunday night on an unprecedented mission to capture the first pictures of the sun’s elusive poles. “We’re on the way to the sun. Go Solar Orbiter!” ...

"Thanks to Solar Orbiter, we're getting to know our star better than ever." The joint European Space Agency (ESA) and NASA Solar Orbiter spacecraft has tracked electrons traveling at nearly the speed ...

Solar Orbiter has identified the Sun’s dual “engines” for superfast electrons: explosive flares and sweeping coronal mass ejections. By catching over 300 events close to their origin, the mission has ...