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How satellites harm astronomy: what’s being done
Satellites harm astronomy in different ways, marring optical and infrared images and interfering with radio astronomy. Learn what can be done.
October 6, 2022
Large asteroid RM4 to pass closely November 1
A large asteroid will pass nearly 6 Earth-moon distances away from Earth on November 1. It poses no danger to Earth. Learn more about asteroid 2022 RM4.
October 5, 2022
Juno flyby of Europa and a new, clear image
Images - including a detailed, closeup one released October 5, 2022 - from the September 29 Juno flyby of Europa, one of the moons of Jupiter.
October 5, 2022
Collision may have formed the moon in only hours
New simulations from NASA show that a collision may have formed the moon in mere hours. Watch a video of the simulation and read more.
October 5, 2022
Dino-killing asteroid caused global tsunami
The dino-killing asteroid of 66 million years ago created a global tsunami, with some 30,000 times the energy of the 2004 Indian Ocean tsunami.
October 5, 2022
‘After’ photos of DART’s collision with an asteroid
See amazing 'after' photos of DART's collision with a tiny asteroid moon on September 26. Follow-up images show comet-like debris tails almost as long as Earth!
October 5, 2022
Launches: NASA and ESA look to the moon
In Launches: NASA and ESA reaffirmed their intent to cooperate on lunar missions at the 2022 International Astronautical Congress held in September in Paris.
October 5, 2022
See the moon near Saturn, October 4 and 5
You can spot the moon near Saturn on the evenings of October 4 and 5, 2022. The moon is waxing, heading toward full phase.
October 4, 2022
Sputnik launched 65 years ago
The Soviet Union launched the Sputnik I satellite into Earth orbit on October 4, 1957. Sputnik’s unassuming beep ushered in the Space Age 65 years ago.
October 4, 2022
Heatwave on Jupiter, from its aurora
Scientists have discovered a heatwave on Jupiter, thought to be generated and driven by the giant planet's mighty auroras.
October 3, 2022
