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How DART deflected an asteroid (but released a boulder swarm)
Thanks to DART, we minutely deflected the asteroid from its path in the name of planetary defense. But we also released a boulder swarm.
August 11, 2023
Powerful winds from cool stars can threaten exoplanets
A new study from researchers in Germany shows that stellar winds from cool stars with strong magnetic fields can be more powerful than ones from hotter stars.
August 10, 2023
Explore the Lagoon nebula, M8, in Sagittarius
The Lagoon nebula, or Messier 8, is a large emission nebula in the constellation Sagittarius that observers can explore with binoculars.
August 10, 2023
A red rainbow happens when the sun is low
A red rainbow has a surreal beauty, but its explanation is fairly ordinary. It's created via the same physics that makes a sunset or sunrise looks red.
August 10, 2023
The largest freshwater wind farm in the world
Windpark Fryslân is the largest freshwater wind farm in the world and can generate enough power to run about 500,000 homes in the Netherlands.
August 9, 2023
Webb telescope provides unique view of 2 Jupiter moons
NASA's Webb telescope has captured spectroscopic and infrared views of 2 of Jupiter's moons, Ganymede and Io, providing new insights into these distant worlds.
August 8, 2023
What is wet-bulb temperature? And how hot is too hot?
The wet-bulb temperature is a measure of the deadly combined effects of temperature and humidity. See an interactive map here.
August 8, 2023
Spot the moon near Jupiter on August 7 and 8
You can spot the moon near Jupiter overnight on August 8, 2023. The moon and the king of the planets will be about four moon widths apart.
August 6, 2023
Geoengineering accidentally for decades? Looks like it
Have we been geoengineering accidentally for decades? Hank Green thinks so. Now he points to sulfur dioxide as a possible road to (temporary) cooling.
August 4, 2023
August 1 supermoon: Fav photos from our community
The August supermoon was the 2nd of 4 supermoons in a row. Coming up ... supermoons in late August and September. Enjoy these photos!
August 4, 2023
