Shutting Down Star Formation
At some point in a galaxy’s life, it probably transitions from a star-forming factory into an old, red, inactive relic. What drives this change?
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A Rapidly Spinning Black Hole with a Warped Disk
X-ray eyes mounted on the International Space Station have now revealed a new look at a black hole feeding off its companion.
When Stars Run Away
Could speeding stars be linked to unidentified gamma-ray sources?
Gaia Identifies a Stellar Gap
New data from the Gaia mission has revealed a surprise hidden among main-sequence stars.
When Giant Planets Orbit Evolved Stars
When stars age and evolve into enormous red giants, what happens to close-in giant planets that orbit them?
Piecing Together the Light from Colliding Stars
Since the discovery of GW170817, what have we learned about the radiation that emerges from the collisions of compact objects like neutron stars?
Investigating Confined Solar Flares
Why are some solar flares associated with coronal mass ejections while others are not?
Peering Inside the Pillars of Creation
What’s going on with the magnetic fields inside the Pillars of Creation, one of the most iconic structures imaged by Hubble? A new study finds out.
Identifying Life from Varying Atmospheres
Could we detect life on other planets from distinctive seasonal changes in planetary atmospheres?
Exploring Jets from a Supermassive Black Hole
Observations of a nearby monster supermassive black hole reveal more about the behavior of its powerful jets.