For the past decade, gravitational wave astronomy has opened our eyes to amazing cosmic phenomena thanks to LIGO, the Laser ...
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What is the fall equinox? Astronomical season begins Sept. 22 this year
Fall begins in the Northern Hemisphere on Monday, Sept. 22, when Earth experiences equal day and night, known as the autumnal equinox.
The International Astronomical Union Office for Astronomy Outreach (IAU OAO) and the International Planetarium Society (IPS) will jointly host "100 Hours of Astronomy," a global event from October 2-5 ...
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