Unexpected Discovery of a Bright Cow
What do we know so far about the unusual transient event AT2018cow, nicknamed “the Cow”?
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JunoCam Captures Dynamics of Jupiter’s Great Red Spot
JunoCam has returned stunning high-resolution images of Jupiter’s Great Red Spot. What can we learn about the properties of this long-lived storm?
Planning for Images of a Black Hole
In 2006 an ambitious project was begun: creating the world’s largest telescope with the goal of imaging the shadow of a black hole. But how will we analyze the images this project produces?
A New Look at the Solar Corona
A deep-imaging campaign reveals intricate structures in the solar corona.
Support for Today’s Reality of Astronomy Data
Modern astronomy is conducted via computers — and the Astropy project is a community resource designed for astronomers interacting with data.
New Detections of the Milky Way’s Supermassive Black Hole
Scientists have made new detections of our galaxy’s supermassive black hole in far-infrared wavelengths, helping us to piece together a picture of this monster.
Surprise Discovery of a 14-Year-Old Supernova
An amateur astronomer’s recent images led to the discovery of a supernova that occurred 14 years ago in a distant galaxy.
Black Hole Mergers Through Cosmic Time
Has the rate at which black holes merge changed over time? And if so, how can we tell?
Habitable Moons Instead of Habitable Planets?
A new study explores the possibility of habitable moons orbiting gas-giant exoplanets.
Measuring Microlensing from Space
How can we use gravitational microlensing to learn about isolated objects roaming the galaxy?