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How to set up a public observing event

Today in the History of Astronomy

April 14, 1629: The birth of Christaan Huygens

This Week in Astronomy

See spring’s best galaxies

Human Spaceflight

With renewed interest in going to the Moon, how will future trash be dealt with?

Today in the History of Astronomy

April 13, 1941: The death of Annie Jump Cannon

Human Spaceflight, Today in the History of Astronomy

April 12, 1981: Columbia lifts off for the first space shuttle mission

Human Spaceflight, Today in the History of Astronomy

April 11, 1970: Apollo 13 blasts off for the Moon

Human Spaceflight

As it happened: Artemis 2 splashes down, ‘a perfect mission’

The first-ever image taken of a black hole. Credit: Event Horizon Telescope

Today in the History of Astronomy

April 10, 2019: First look at a black hole

Sky This Week, The Sky This Week

The Sky This Week from April 10 to 17: Catch Comet PanSTARRS

Human Spaceflight

Artemis 2’s heat shield faces critical test on mission’s final day

Human Spaceflight

How to watch the Artemis 2 splashdown