Lasers Could Send Missions to Mars in Only 45 Days
New research from McGill University shows that a powerful laser array could propel a fusion-engine spacecraft to Mars in a…
Planet Found in the Habitable Zone of a White Dwarf
Most stars will end their lives as white dwarfs. White dwarfs are the remnant cores of once-luminous stars like our…
Civilian Astronauts are Going to try Spacewalking From a Crew Dragon Capsule
Tech billionaire Jared Isaacman who flew to space on the Inspiration4 mission last year has announced another flight, with the…
Webb is Cool, but it Still Needs to get Cooler
Cooling things down in space is trickier than it might sound. But that is exactly the process the James Webb…
How Well Does Concrete Work in Space?
Concrete is not the first material one usually thinks of when exploring space. Nor is it the focus of much…
Satellites can now see Exactly Where Methane is Being Dumped Into the Atmosphere
Methane is one of the most important greenhouse gases, despite the overwhelming interest in carbon dioxide emissions as the primary…
Astronomy Jargon 101: Hydrostatic Equilibrium
In this series we are exploring the weird and wonderful world of astronomy jargon! You’ll feel balanced with today's topic: hydrostatic…
The Object About to Hit the Moon isn’t a SpaceX Booster After All
Last month, astronomers reported that a discarded upper stage of a Falcon 9 rocket, launched 7 years ago, was on…
Astronomers Scan the Center of the Milky Way for Any Sign of Intelligent Civilizations. Nothing but Silence.
Are there civilizations somewhere else in the Universe? Somewhere else in the Milky Way? That's one of our overarching questions,…
Astronomers see Dead Planets Crashing Into Dead Stars
Some planets end by colliding with the remnant of their once shining star.