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Don't miss the moon, Venus and the Pleiades align after sunset on April 19
Look out for earthshine on the crescent moon as it shines near Venus and the 1,000-strong Pleiades star cluster.
This life-hunting rover may be SpaceX's 1st-ever Mars launch
SpaceX will launch Europe's life-hunting Rosalind Franklin rover toward Mars in 2028 — but not aboard the company's Starship megarocket.
Watch live: Blue Origin reusing New Glenn rocket stage for 1st time on April 19 launch
Blue Origin's New Glenn rocket is poised to lift off for the third time ever on Sunday morning (April 19) — but for the first time with previously flown hardware. Here's how to watch it live.
How the 'Project Hail Mary' book walks the line between hard and speculative science fiction… and why the film did not
Two different ways to tell the same story.
New moon of April 2026 brings incredible views of the constellation Hydra, Jupiter, Venus and more this week
The new moon is the perfect time to spot faint constellations, galaxies and a quartet of planets in the dawn sky.
'Tall waves moving in slow motion': Here's how oily oceans on Saturn's giant moon Titan may behave
The size of waves on alien worlds will depend as much on the characteristics of the liquid as well as the gravity.
On this day in space: April 17, 1970: Apollo 13 Returns from Aborted Moon Mission
On April 17, 1970, Apollo 13 returned to Earth after narrowly avoiding a deadly disaster in space. This was supposed to be the third mission to land on the moon.
Hubble Space Telescope spots a mesmerizing spiral galaxy | Space photo of the day for April 17, 2026
Hubble images never fail to amaze.
