The Origin of the IceCube Neutrinos: An Ongoing Mystery
Astrobites reports on whether star-forming galaxies could be the dominant source of neutrinos measured by IceCube.
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Featured Image: Active Cryovolcanism on Europa?
Evidence is mounting that Europa’s icy surface is active and vents water vapor from its subsurface ocean.
Are LIGO’s Black Holes Made From Smaller Black Holes?
A new study examines how we can tell whether the black holes detected by LIGO were formed hierarchically from mergers of smaller black holes.
Designing a Gamma-Ray Telescope on a Budget
Can we learn about the low-energy gamma-ray sky using a tiny satellite telescope?
Counterparts to Gravitational Wave Events: Very Important Needles in a Very Large Haystack
Astrobites reports on how we might search for electromagnetic counterparts to future gravitational-wave detections.
Escape for the Slow Solar Wind
New simulations may have resolved the puzzle of where the slow solar wind comes from and how it escapes the Sun.
Curious Case of a Stripped Elliptical Galaxy
An elliptical galaxy in the cluster Abell 2670 has been discovered with some unexpected features. What conditions led to this galaxy’s unusual morphology?
Anatomy of an Asteroid Breakup
Scientists recently observed asteroid P/2013 R3 as it disintegrated in its orbit around the Sun. What caused this asteroid’s breakup?
2 Slow, 2 Furious
According to this Astrobiter, massive elliptical galaxies come in two types: the fast and the furious. But what’s the difference?
Featured Image: A Slow-Spinning X-Ray Pulsar
A pulsar in the Andromeda galaxy has recently been caught in the act of being “recycled” by a companion.
Hunting Elusive SPRITEs with Spitzer
Spitzer has discovered several unusual flare-ups in nearby galaxies. What caused these mysterious events?
Microlensing Discovery of an Earth-Mass Planet
An Earth-mass planet has recently been discovered around a star so small it may not even be a star!