As lunar traffic increases, controlled crash landings of moon orbiters and rocket stages are becoming an attractive end-of-mission disposal strategy. And that’s a problem.
I’ve seen two total solar eclipses and have been duly impressed by what happens as the moon casts its shadow on Earth. But recently I’ve become even more intrigued by a similar phenomenon that doesn’t involve the sun or the moon—something called an as…
That’s one big baby.
A storm sent a surge of current through telegraph wires that caused a train on one of Britain’s early railway lines to be delayed by 16 minutes.
NASA has begun flipping on the instruments aboard the Roman Space Telescope to prepare the observatory for its scientific mission as it travels nearly a million miles to its final destination in orbit.
Some vampire white dwarfs that feed on companion stars can transform into neutron stars, but like a cosmic Goldilocks, conditions must be “just right” for this extreme makeover.
James Webb Space Telescope spies colossal cosmic cloud | Space photo of the day for Sept. 16, 2026
Originally planned to have a primary five-year mission followed by a five-year extended mission, the Nancy Grace Roman Space Telescope will now operate for over two decades.
By making fuel on the Red Planet rather than bringing it from Earth, a Mars mission could save vital mass.
“Both of our workspaces this week contained features unlike quite anything we have seen in the past.”