Exactly How Massive is the Milky Way?
What is the mass of the Milky Way? What do you get if you add up all the stars, gas,…
If You’re Going to Visit Venus, Why Not Include an Asteroid Flyby Too?
A recent study submitted to Acta Astronautica examines the prospect of designing a Venus mission flight plan that would involve…
ESA is Testing How Iron Burns in Weightlessness
What happens when you burn iron in space? The European Space Agency is torching iron powder in microgravity, to find…
Here's How You Could Get Impossibly Large Galaxies in the Early Universe
A study by an Israeli team of astronomers offers a solution to the "impossibly massive" galaxies Webb observed.
UFO Panelists Say NASA Needs Better Data — and Help From AI
A panel of independent experts took a first-ever look at what NASA could bring to the study of UFO sightings…
A New Launch Complex Opens Up in the Ocean
The Spaceport Company successfully tested its prototype mobile sea platform, launching multiple rockets from the Gulf of Mexico
The Kepler Mission’s Final Three Planets?
NASA's Kepler spacecraft ended its observations in October 2018 after nine and a half years, a solid six years beyond…
There's a New Supernova in a Familiar Galaxy. You Can See it in a Small Telescope
Astronomers discover dozens of supernovae yearly, but seeing one bright and close is rare. If you have a small telescope…
Robots in orbit are becoming even more popular. There are still many technical challenges ahead.
Robots will be one of the keys to the expanding in-space economy. As launch costs decrease, hopefully significantly when Starship…
NASA's Mars Helicopter Went Silent for Six Agonizing Days
NASA’s Ingenuity helicopter on Mars has exceeded everyone's expectations, recently completing its 51st flight when it was supposed to fly…