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A SpaceX Falcon 9 rocket launched two of SES's O3b mPOWER communications satellites toward medium-Earth orbit today (July 22), then aced its landing on a ship at sea.

Read the latest news about SpaceX's Crew-11 mission to the International Space Station.

Astronomers have discovered a 200-light-year-wide Giant Molecular Cloud dubbed the Midpoint cloud that seems to be feeding star-building material to the heart of the Milky Way.

The thin crescent moon and Jupiter will be visible to the naked eye for early risers on July 23.

'A malfunctioning program who wants to live. Why is that?'

Miguel Claro took one last look at Comet C/2023 A3 Tsuchinshan-Atlas as it bid farewell to Earth for the next 80,000 years.

Makenzie Lystrup will step down as head of NASA's Goddard Space Flight Center on Aug. 1. She'll be the second NASA center director to depart in just a two-month span.

Deals The Perseid meteor shower peaks on August 12 so be ready with the Sony A7R V, on sale for $3198 from Walmart.

Deals You can save over 40% on a range of Disney Plus subscriptions, which is perfect for catching up on Marvel content ahead of Fantastic Four's release.

The signatories warn that political interference and abrupt budget reductions could jeopardize decades of progress in space exploration, aeronautics and climate science.