Astronomy

Between the rings

NASA’s Cassini spacecraft is back in contact with Earth after its successful first-ever dive through the narrow gap between the planet Saturn and its rings on April 26, 2017. The spacecraft is in the process…

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Spitzer’s Snowball

Scientists have discovered a new planet with the mass of Earth, orbiting its star at the same distance that we orbit our sun. The planet is likely far too cold to be habitable for life…


Eyeball galaxies

This is a photo of a pair of galaxies, IC 2163 (left) and NGC 2207 (right), trying to pass each other without colliding. It was taken by ALMA (orange) and the Hubble Space Telescope (blue)….


Hot soup for you!

About 13.8 billion years ago, the universe was a hot, thick soup of quarks and gluons—the fundamental components that eventually combined into protons, neutrons and other hadrons. Scientists can produce this primitive particle soup, called…


CME and post-coronal loops on Sun

An active region that had just rotated into view blasted out a coronal mass ejection, which was immediately followed by a bright series of post-coronal loops seeking to reorganize that region’s magnetic field (April 19,…


Opportunity from above

This is the first HiRISE image to contain the Mars Exploration Rover Opportunity’s landing site in color. The lander, parachute, and heat shield that took Opportunity safely to the surface are still where the rover…


Super destruction in close-up

Scientists will now be able to measure how fast the universe is truly expanding with the kind of precision not possible before. This, after an international team of astronomers led by Stockholm University, Sweden, captured…