The Sky This Week, 2022 March 22 - 29

NGC 2903, a barred spiral galaxy in Leo, imaged 2022 March 22 from Shoestring Observatory, Alexandria, Virginia with an Explore Scientific AR102 1...

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5,000 Exoplanets and Counting

A new raft of discoveries marks a scientific high point: More than 5,000 planets are now confirmed to exist beyond our solar system.

A View to a Nebula

This colorful image, taken by the Hubble Space Telescope and published in 2018, celebrated the observatory’s 28th anniversary of viewing the heavens.

The Sun is moving from Pisces to Aries.

The Sun is moving from Pisces to Aries in the next 24 hours. #Sun #Aries #Pisces

Artemis I in Moonlight

Earth's Moon is seen rising behind NASA’s Space Launch System rocket.

Artemis I First Rollout

NASA’s Space Launch Syste rocket with the Orion spacecraft aboard is seen atop a mobile launcher in High Bay 3 of the Vehicle Assembly Building.

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.