Featured Image: Turbulence in a Solar Current Sheet
Long, thin current sheets — like the one extending from the Sun in this spectacular image — may be much more turbulent than we’d realized.
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Featured Image: Move Along, There’s Nothing To See Here
Look closely — what do you see in the center of this 4° x 4° stacked radio image?
Featured Image: A Star on the Brink of Explosion
New simulations provide a stunning view of a collapsing star, revealing behavior that’s only evident in three-dimensional modeling.
Featured Image: A CHIME Search for Fast Radio Bursts
The CHIME radio telescope has a new goal: to hunt for the elusive fast radio bursts thought to occur across the sky.
Featured Image: Forming Disks and Rings in Galactic Nuclei
New simulations demonstrate what happens to gas caught in a gravitational tug-of-war in the nucleus of a galaxy.
Featured Image: A Side-by-Side Look at Messier 100
This stunning Spitzer infrared image of the galaxy M100 reveals star-forming clumps throughout its spiral arms.
Featured Image: Supermassive Black Holes in a Galaxy Merger
This Hubble image hints at a pair of accreting supermassive black holes likely headed for a merger after the collision of their host galaxies.
Featured Image: A Search for Spiral-Arm-Driving Planets
A new study hunts for a planetary-mass companion that may be driving the creation of these large-scale spiral arms.
Featured Image: An Active Past for a Milky-Way Twin?
NGC 6744 is a twin of the Milky Way — but with a more active supermassive black hole at its center.
Featured Image: Using Supernova Refsdal to Measure the Hubble Constant
The multiple images of supernova Refsdal visible in this photo have helped scientists to better pin down the value of the Hubble constant.