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Astronomy

NASA CubeSat Missions: Pushing the Boundaries of Technology

Credits: Nanoracks   NASA CubeSat Missions: Pushing the Boundaries of Technology NASA’s Small Spacecraft Technology Program is on the countdown clock to advance communications and proximity maneuvering capabilities for CubeSats with two separate technology demonstration missions. The Optical Communications and …

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Jupiter’s Stunning Southern Hemisphere

Image Credits: NASA/JPL-Caltech/SwRI/MSSS/Gerald Eichstädt/ Seán Doran   Jupiter’s Stunning Southern Hemisphere See Jupiter’s southern hemisphere in beautiful detail in this new image taken by NASA’s Juno spacecraft. The color-enhanced view captures one of the white ovals in the “String of …

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Dawn Explores Ceres’ Interior Evolution

Samhain Catenae on Ceres This image made with data from NASA’s Dawn spacecraft shows pit chains on dwarf planet Ceres called Samhain Catenae. Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA   Dawn Explores Ceres’ Interior Evolution Surface features on Ceres — the largest world …

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The Mystery of the Star That Wouldn’t Die

An artist’s impression a supernova. (Credit: NASA/ESA/G. Bacon, STScI)   The Mystery of the Star That Wouldn’t Die Glenn Roberts Jr. Berkeley Lab and UC Berkeley scientists were part of a team that helped to decipher one of the most …

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Help Nickname New Horizons’ Next Flyby Target

Artist’s concept of NASA’s New Horizons spacecraft flying by 2014 MU69 on Jan. 1, 2019. Early observations hint at the Kuiper Belt object being either a binary orbiting pair or a contact (stuck together) pair of nearly like-sized bodies with …

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The Dynamic Duo: Jupiter’s Independently Pulsating X-ray Auroras

Image credit: X-ray: NASA/CXC/UCL/W.Dunn et al, Optical: South Pole:Credits: NASA/JPL-Caltech/SwRI/MSSS/Gerald Eichstädt /Seán Doran North Pole Credit:NASA/JPL-Caltech/SwRI/MSSS   The Dynamic Duo: Jupiter’s Independently Pulsating X-ray Auroras Jupiter’s intense northern and southern lights, or auroras, behave independently of each other according to …

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Pandora, the Would-Be Perturber

  Pandora, the Would-Be Perturber As Cassini hurtled toward its fatal encounter with Saturn, the spacecraft turned to catch this final look at Saturn’s moon Pandora next to the thin line of the F ring. Over the course of its …

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ALMA Discovers Cold Dust Around Nearest Star

Artist’s impression of the dust belts around Proxima Centauri This artist’s impression shows how the newly discovered belts of dust around the closest star to the Solar System, Proxima Centauri, may look. ALMA observations revealed the glow coming from cold …

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Mars city living: Designing for the Red Planet

An MIT team won first place for urban design with the Redwood Forest, a series of woodsy habitats enclosed in open, public domes that would reside on the Martian surface. Image courtesy of Valentina Sumini.   Mars city living: Designing …

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Next Mars Rover Will Have 23 ‘Eyes’

Cameras on Mars 2020 Rover A selection of the 23 cameras on NASA’s 2020 Mars rover. Many are improved versions of the cameras on the Curiosity rover, with a few new additions as well. Image Credit: NASA/JPL-Caltech UPDATED AT 4:15 …

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NuSTAR Probes Black Hole Jet Mystery

This artist’s concept shows a black hole with an accretion disk — a flat structure of material orbiting the black hole – and a jet of hot gas, called plasma. Credit: NASA/JPL-Caltech   NuSTAR Probes Black Hole Jet Mystery Black …

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Hubble Observes Exoplanet that Snows Sunscreen

Nighttime Titanium Oxide Snow Leaves Dayside Cloud-Free and Cooler Hubble Observes Exoplanet that Snows Sunscreen NASA’s Hubble Space Telescope has found a blistering hot planet outside our solar system where it “snows” sunscreen. The problem is the sunscreen (titanium oxide) …

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Prolific Earth Gravity Satellites End Science Mission

Illustration of the twin Gravity Recovery and Climate Experiment (GRACE) satellites in orbit. Image credit: NASA/JPL-Caltech   Prolific Earth Gravity Satellites End Science Mission After more than 15 productive years in orbit, the U.S./German GRACE (Gravity Recovery and Climate Experiment) …

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New study highlights ‘hidden figure’ of sun-watchers

  New study highlights ‘hidden figure’ of sun-watchers By Lauren Lipuma, American Geophysical Union Few people have heard of Hisako Koyama, but the dedicated female solar observer, born in Tokyo in 1916, created one of the most important sunspot records …

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