Selections from 2021: Why We Should Return to Enceladus
The final flyby of Saturn’s icy moon Enceladus by the Cassini spacecraft took place in 2015. Some astronomers say it’s time to go back.
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Selections from 2021: The Moon as a Gravitational-Wave Detector
Today’s article explores the possibility of using the Moon to detect gravitational waves.
Selections from 2021: Event Horizon Telescope Targets Seen by ALMA
A new survey aims to reveal the magnetic fields at the centers of galaxies, which can help us understand black hole accretion and the acceleration of relativistic jets.
Selections from 2021: Precise Planetary Positions
Need to predict planetary transits, model solar system evolution, or chart a spacecraft trajectory? You’ll need to know precisely where the planets are.
Selections from 2021: Discovery of the Milky Way’s First Feather
New maps of carbon monoxide gas in our galaxy reveal a long, skinny gas cloud akin to the “feathers” seen in other spiral galaxies.
Selections from 2021: Surveying a Metal-Rich Asteroid
Just how metallic is asteroid 16 Psyche really? Observations from ALMA give us an estimate — and a few surprises.
Dark Matter Mission Sees Cosmic Rays Ebb and Flow
The Dark Matter Particle Explorer observes a clash between cosmic rays and an explosion of solar plasma.
A New X-ray Imager Takes Flight
A joint mission from NASA and the Italian Space Agency will allow us to explore black holes, magnetars, and active galactic nuclei in an entirely new way.
New Radio Source Towards the Center of Our Galaxy
Astrobites reports on a new, elusive radio source towards the center of our galaxy. Read on to find out what it might — or might not — be!
Featured Image: When Stellar Winds Blow
Simulations show how dense and dusty molecular clouds are affected by the winds from newly formed stars.
Clustering Star Groups Into Known Structures
Astronomers examine the velocity and sky location of the Theia groups to see if they’re actually part of known clusters.
Revisiting the “Christmas Burst”
Astronomers propose a new cause for the curiously extended gamma-ray burst discovered on Christmas day in 2010.