SpaceX came much closer to sticking the landing of their Falcon 9 rocket on a tiny droneship at sea than initially thought, as evidenced by a dramatic video of the latest attempt to recover the booster by making a soft ocean touchdown on Sunday, Jan. 17, after successfully propelling a US-European ocean surveillance satellite to low Earth orbit.

Don't miss a fine occultation of the bright star Aldebaran by the waxing gibbous Moon on the evening of Tuesday, January 19th, visible across North America and the UK/western Europe.

A SpaceX Falcon 9 rocket successfully launched the NASA/NOAA/European Jason-3 sea level rise reconnaissance satellite a short while ago today, Sunday, Jan. 17, from Vandenberg Air Force Base into a polar orbit around the Earth.

The joint NASA-European ocean surveillance satellite named Jason-3 is poised for blastoff from SpaceX's California launch pad on Sunday, Jan. 17 - followed immediately by another Falcon 9 rocket recovery landing on a barge at sea. The weather forecast is outstanding! And you can watch all the excitement live.

In a major advance towards the dream of rocket reusability, SpaceX successfully test fired the first stage engines of the Falcon 9 booster they successfully recovered last month - following its launch to the edge of space and back that ended with a history making upright landing at Cape Canaveral.

A shuttle will soar again from American soil before this decade is out, following NASA's announcement today (Jan 14) that an unmanned version of the Dream Chaser spaceplane was among the trio of US awardees winning commercial contracts to ship essential cargo to the International Space Station (ISS) starting in 2019.

People have often wondered what Earth would look like if it had Saturn's rings. JPL's Kevin Gill lets them know with his new photoseries

NASA's Dawn spacecraft has unveiled a new patch of intriguing bright features in the most recent series of striking close-up images taken just after the probe reached the lowest altitude it will ever reach during the mission.

Electromagnets, which rely on electrical current to generate magnetic fields, are used to powering everything from medical equipment to consumer electronics.

SpaceX is on course to move ahead with an ambitious spaceflight agenda, trying a 2nd rocket recovery landing of their Falcon 9 booster in barely 4 weeks time and upcoming this Sunday, Jan. 17, says Elon Musk, the billionaire founder and CEO of SpaceX.

Comet C/2013 US10 Catalina puts on its final act this week through late January, as it crosses through northern hemisphere skies. Here's how to find it, what to expect, and some great images from Universe Today readers. The time to catch this bright binocular comet is this week!

The geocentric model of the universe, in which the Sun, planets and stars revolved around the Earth, was the accepted view of the cosmos for millennia.

Zinnia experimental plants growing aboard the International Space Station (ISS) have staged a dramatic New Year's comeback from a potential near death experience over the Christmas holidays, when traces of mold were discovered.

When space tourism gets underway, companies will have many options for getting people to and from the Moon, some faster than others.

"X" marks the spot that's illustrative of "convective churning" resulting from subsurface planetary heating, as seen in a fascinating new super high resolution image received from NASA's New Horizons spacecraft on Christmas Eve, Dec. 24, 2015.