Where’s the Line Between Massive Planet and Brown Dwarf Star?
Astronomers have debated which objects are gas giants like Jupiter, and which are more correctly called brown dwarfs. A new…
Perhaps the Best Part of Electron’s Successful Launch was its Payload: the Humanity Star
Rocket Lab's second successful launch of the Electron rocket carried with it a special piece of cargo - the Humanity…
This is the Surface of a Giant Star, 350 Times Larger Than the Sun
Using the ESO's Very Large Telescope Interferometer, an international team of astronomers has created the first detailed images of another…
Finally! SpaceX’s Falcon Heavy Does its Static Fire Test. Actual Flight Should Be “In A Week Or So”
We've been anticipating this for a long time: SpaceX's Falcon Heavy has completed its first Static Fire Test. Should launch…
This was the Snowstorm Rosetta Saw When it Got 79 km Away From Comet 67P
The ESA recently released images taken by the Rosetta spacecraft when it witnessed a "snowstorm" while making a flyby of…
NASA’s Aqua Satellite Watches Ships Crossing the Atlantic Ocean
A new image released by NASA's Aqua satellite shows a beautiful pattern of clouds created by ships criss-crossing the Atlantic…
Weekly Space Hangout – Jan 24, 2018: Paul Hildebrandt’s “First to the Moon”
Hosts: Fraser Cain (universetoday.com / @fcain) Dr. Paul M. Sutter (pmsutter.com / @PaulMattSutter) Dr. Kimberly Cartier (KimberlyCartier.org / @AstroKimCartier )…
The Solar Eclipse Caused a Bow Wave in Earth’s Atmosphere
Scientists have long predicted that an eclipse can create a bow wave in the ionosphere. The August 2017 eclipse, called…
This is Ice in Antarctica, Flowing in Slow Motion Like Water Going Through River Rapids
As part of their ninth year monitoring the Antarctic peninsula, Operation IceBridge recently flew above the ice sheet and took…
A New Kind of Propulsion System That Doesn’t Need Propellant. It Converts Electricity into Thrust and Vice Versa.
Long aluminum tethers attached to satellites could revolutionize satellite propulsion systems, and help eliminate space junk.