In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find ...

NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's deployable aperture cover—a ...

Astronomers have officially announced the name of the largest structure in the known universe. It was reported earlier this ...

The four-planet lineup that began in January concludes by mid- to late February, as Saturn sinks increasingly lower in the ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, the pair sets a new record for the fastest-moving exoplanet system, nearly ...

The origins of life on our planet remains one of science’s great mysteries. Now, a NASA mission that brought a piece of an ...

The above 40-second video is sped-up footage of the new-found jets flashing briefly near the Sun’s south pole. In reality, ...