Close to the sun, the solar wind, a steady stream of charged particles, accelerates until it cannot turn back. During a record pass about 3.8 million miles above the surface, Parker Solar Probe ...

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

The universe is always moving. While we've found evidence of rogue black holes and planets, new research suggests that a passing star could be out there somewhere. Unfortunately, If it were to swing ...

Close-up observations of the Sun explain how solar flares start, grow, and send high-energy particles racing through space.

Auroras are not just on Earth. NASA has detected glowing northern and southern lights on Jupiter, Saturn, Mars and other ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

CC0 Usage Conditions ApplyClick for more information. The Solar System is much more than a collection of planets, moons, comets, and asteroids. It is our home in the cosmos. The Solar System's only ...

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

This hyperbolic Oort Cloud comet, on an inbound journey spanning millions of years, reached perihelion, closest position to ...

The burgeoning space industry and the technologies society increasingly relies on – electric grids, aviation and telecommunications – are all vulnerable to the same threat: space weather. Space ...

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...