The study results come from computer simulations of a massive cloud of plasma erupting from the sun and moving through the ..

NASA has gone silent just hours before humans get their most detailed look at the mysterious object traveling through the ...

Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of ...

After decades of exploring, NASA's Voyager 1 hit the edge of the solar system and passed through a great "wall of fire," ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

The European Space Agency also hoped to observe the interstellar object during its close approach to Mars using two satellites, the Mars Express and the ExoMars Trace Gas Orbiter, while NASA hopes its ...

At the edge of the heliosphere, the solar wind runs up against the interstellar medium, the gas, dust, and radiation in the ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.

Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

The National Aeronautics and Space Administration has confirmed an interstellar object is passing through our solar system. The object is a comet hailing from the direction of the constellation ...