New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

The boundary of the Solar System remains somewhat poorly understood. We know we are within it, in a region of space called ...

When NASA’s twin Voyager probes left Earth in 1977, they carried computers weaker than a hand calculator and a modest goal of ...

How big it is: 865,000 miles (1.392 million kilometers) across How far away it is: 93 million miles (150 million km) What type of star it is: A yellow dwarf star The sun is the star at the center of ...

A NASA spacecraft has just reached its permanent observation point to begin a mission unlike any before. Known as IMAP, the ...

At an estimated velocity of 250,000 kilometers per hour, interstellar Comet 3I/ATLAS lacked the luxury of long, recurring ...

NASA researchers show that artificial intelligence can anticipate solar flare buildups by tracking subtle changes across the ...

Only two spacecraft have ever truly escaped the solar system, slipping beyond the Sun’s protective bubble into interstellar space. Their measurements are now reshaping how I understand the heliosphere ...

Humanity has already flung machines into interstellar space, but sending people is a different problem entirely. The physics ...

Solar wind sounds poetic, but it's a very real and powerful phenomenon, connecting the Sun to every part of our solar system.

Astronomers have discovered seeds of rocky planets forming in the gas around the baby sunlike star providing *** peek into the start of our own solar system. The the thing that we've discovered is ...