NASA’s Webb Reaches Alignment Milestone, Optics Working Successfully

Following the completion of critical mirror alignment steps, NASA’s James Webb Space Telescope team expects that Webb’s optical performance will be ab...

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El telescopio Webb de la NASA alcanza un hito en su alineación

El telescopio Webb de la NASA alcanza un hito en su alineación

NASA Mourns Passing of Visionary Heliophysicist Eugene Parker

Dr. Eugene N. Parker, visionary of heliophysics and namesake of NASA’s Parker Solar Probe, has passed away. He was 94.

Remembering Visionary Heliophysicist Eugene Parker

Dr. Eugene N. Parker, visionary of heliophysics and namesake of NASA’s Parker Solar Probe, has passed away. He was 94.

The Sky This Week, 2022 March 15 - 22

Orion and contrails, imaged 2021 March 14 from Alexandria, Virginia with a Canon EOS Rebel SL2 DSLR. The Moon wends her way into the rising s...

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NASA Astronaut Breaks American Space Record

In this image from August 2021, NASA astronaut Mark Vande Hei sits and reads while on the International Space Station.

NASA to Discuss Progress as Webb Telescope’s Mirrors Align

NASA will hold a virtual media briefing at noon EDT Wednesday, March 16, to provide an update on the James Webb Space Telescope’s mirror alignment.

Who Needs Pi?

Today is Pi Day!

Hubble Views an Infant Star’s Outburst

An energetic outburst from an infant star streaks across this image from the NASA/ESA Hubble Space Telescope.

Cygnus Cargo Craft at the Space Station

This February 2022 image of Northrop Grummans's Cygnus cargo craft is pictured attached to the International Space Station.