Picastro Is Social Media for Astrophotographers

Astrophotographers are a passionate bunch, and they now have a new dedicated social media and web platform to share their work, find inspiration, and learn how to improve their craft.

A Decade of The First Photograph of a Human-Made Object on a Six-Billion-Year-Old Comet

The beauty of photography is that we get to relive the 'firsts' and important images of an event that will alter and change our history over and over. The photographs captured by Philae, the lander of the European Space Agency’s (ESA) Rosetta mission, is an example of that.

Astronomers Capture Violent Cosmic Joust Between Two Galaxies

Astronomers utilizing high resolution telescope arrays observed two warring galaxies battling with radiation.

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Satellite Photos Show How Deadly Myanmar Earthquake Transformed the Earth’s Surface

One month ago, a powerful and deadly magnitude 7.7 earthquake hit central Myanmar, devastating the southeast Asian country and killing at least 5,400 people. Scientists are investigating the geological impacts of the tragedy using satellites, discovering that the earthquake transformed the Earth itself in Myanmar. [Read More]

NASA Lucy Spacecraft Snaps Asteroid Donaldjohanson from 600 Miles Away

NASA's Lucy spacecraft captured close-up images of an asteroid formed about 150 million years ago.

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The Best Photos From Hubble’s 35th Year in Space

NASA's space shuttle Discovery deployed the Hubble Space Telescope 380 miles (610 kilometers) above the Earth on April 24, 1990, 35 years ago today. To celebrate Hubble's birthday, NASA released four breathtaking new images. [Read More]

NASA Astronaut Don Pettit Uses His Camera for Science in Space

NASA astronaut Don Pettit, known for his incredible astrophotography, sense of humor, and clever camera contraptions, is scheduled to return to Earth this month after a seven-month mission aboard the International Space Station (ISS).