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A plan to chase down the 1st-known interstellar visitor
In 2017, 'Oumuamua became the 1st-known interstellar visitor. Since then, we've seen one other. Can astronomers now chase it down?
January 26, 2022
New video: The 1843 Great Eruption of Eta Carinae
In 1843, the star Eta Carinae briefly became the one of the brightest stars in the sky. Then it faded. Astronomers call it the star's Great Eruption.
January 26, 2022
New exomoon candidate discovered: Is it real?
Astronomers announced a new exomoon candidate orbiting an exoplanet about 5,400 light-years from Earth. It is the latest possible exomoon found so far.
January 25, 2022
Asteroid 2022 AE1 poses no danger to Earth
Newly discovered Asteroid 2022 AE1 was temporarily at level 1 on the Torino scale. Now it's off the list entirely. Why? Why didn't astronomers know?.
January 25, 2022
Webb has successfully arrived at L2!
Webb arrived safely at L2 on Monday, January 24, 2022. It is ready for its testing phase before scientific operations begin this summer.
January 24, 2022
Rugby ball-shaped exoplanet surprises astronomers
New observations from an international team of astronomers have revealed a giant rugby ball-shaped exoplanet. It is the first such deformed exoplanet seen.
January 23, 2022
Last quarter moon and Spica, mornings of January 24 and 25
See the moon and Spica on the mornings of January 24 and 25, 2022. The last quarter moon sidles up to the bright star in Virgo on these dates.
January 23, 2022
Sweden went 1st in banning aerosol sprays on January 23, 1978
Sweden 1st to ban aerosol sprays on this date in 1978. They were propelled by chlorofluorocarbons (CFCs), which harmed Earth's ozone layer.
January 23, 2022
Webb set to arrive at its final destination, L2
The James Webb Space Telescope launched December 25, 2021. It successfully unfolded and is on its way to L2, where it will begin its science mission.
January 22, 2022
Tonga volcano dwarfed biggest nuclear blasts ever seen, monitor says
The Tonga volcano was felt around the world. The January 15, 2022, blast sent tsunamis as far as the US West Coast.
January 21, 2022
