Tiny crystals of a green mineral called olivine are falling down like rain on a burgeoning star, according to observations from NASA’s Spitzer Space Telescope. This is the first time such crystals ...
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Scientists Think They’ve Uncovered Mysterious Arms Near the Boundary of the Solar System
The Oort cloud is a shell of icy objects that forms the very outskirts of our Solar System. Recently, a group of researchers discovered that the inner portion of the Oort cloud likely has spiral arms ...
This artist’s rendition of 51 Ophiuchi’s inner and outer dust disks illustrates the size difference of their constituent grains. Credit: NASA/JPL-Caltech/T. Pyle (SSC) KAMUELA, Hawaii — Linking the ...
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