Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

NASA has uncovered a new ‘Super Earth’ planet just 154-lightyears away that has been flashing a mysterious signal. The planet ...

Scheduled to launch on Feb. 27, NASA's PUNCH mission could revolutionize space weather forecasts, unify the solar corona and the heliosphere, and help improve astronomy techniques.

NASA is preparing to launch a satellite that will study in unprecedented detail the distant regions where the outermost reaches of our solar system collide with the cold expanse of interstellar space.

In April 2023, an unexpectedly strong solar storm caught scientists and the world by surprise. On April 23, Earth was struck by a geomagnetic storm that created vivid auroras visible as far south as ...

NASA’s Webb space telescope to peer deep into our solar system’s outermost graveyard of planet formation; a bizarre, frozen zone of freakish objects on strange solar orbits.

A veritable fleet of spacecraft is exploring the solar system ... They had originally been part of a five-satellite, $200 million NASA ... Solar system's edge. Voyager 1 and 2: NASA's twin ...

This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began ...

In a nutshell: NASA announced it is prepared to launch a "next-gen" solar sailor into orbit. The Advanced Composite Solar Sail System (ACS3) is a newly designed satellite meant to test the ...

NASA's Advanced Composite Solar Sail System, or ACS3 for short, was deployed at an altitude of 620 miles, 55 minutes later. ACS3 will orbit at a distance more than twice the altitude of the ...

Scientists with NASA’s Lucy mission are finally wrapping up the process of refining the data gathered by the spacecraft’s ...