The Nauka module mishap that sent ISS tumbling
After docking with the ISS on July 29, Russia’s new Nauka module accidentally fired its thrusters, sending the space station into a spin.
The post The Nauka module mishap that sent ISS tumbling first appeared on EarthSky.
A 1967 solar storm nearly caused a nuclear war
The U.S. Air Force began preparing for war on May 23, 1967, thinking that the Soviet Union had jammed a set of American surveillance radars. But instead the powerful 1967 solar storm was to blame.
The post A 1967 solar storm nearly caused a nuclear war first appeared on EarthSky.
Parhelic circle and halo over Alberta, Canada
Check out this remarkable photo from an EarthSky community member showing portions of a 22-degree halo and a parhelic circle.
The post Parhelic circle and halo over Alberta, Canada first appeared on EarthSky.
Jupiter X-ray aurora mystery solved, after 40 years
A Jupiter X-ray aurora mystery has perplexed astronomers for decades. Now they think ions responsible for the X-rays “surf” electromagnetic waves into Jupiter’s atmosphere.
The post Jupiter X-ray aurora mystery solved, after 40 years first appeared on EarthSky.
Transits of Jupiterâs moons ahead: A triple!
Observers using a good pair of binoculars or a small telescope can see events called transits on Jupiter, when a moon or its shadow passes in front of the giant planet.
The post Transits of Jupiterâs moons ahead: A triple! first appeared on EarthSky.
BBC’s Latest Crackpot Claim: Flash Floods Getting Worse Because…Climate
Today’s dose of BBC climate propaganda: Flash flooding affects cities across the world and has become more common because of climate change. Parts of London and the south of England were left underwater after heavy rain in July. What is…
Major 8.2-magnitude earthquake rocks Alaska
Sirens sounded across Alaska’s Kodiak island last night, after an 8.2-magnitude earthquake prompted tsunami warmings.
The post Major 8.2-magnitude earthquake rocks Alaska first appeared on EarthSky.
Orion the Hunter returns late July or early August
Orion the Hunter returns to the east at dawn every year at this time. Here’s how to watch for this most noticeable of constellations.
The post Orion the Hunter returns late July or early August first appeared on EarthSky.
Mars and Regulus in conjunction July 29
The Mars-Regulus conjunction happens on July 29, 2021. Mars will be 0.7 degrees N. of Regulus. Watch on July 28, too, and look low in the western twilight.
The post Mars and Regulus in conjunction July 29 first appeared on EarthSky.
9 weird transients from 1950 still unexplained
Astronomers in Sweden want to solve the mystery of 9 weird transients, glimpsed in a photographic plate acquired at Palomar Observatory in 1950.
The post 9 weird transients from 1950 still unexplained first appeared on EarthSky.
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