Finding a Friend for a Hot Jupiter
Hot Jupiter TOI-1480 b just got a new companion. What does this mean for how hot Jupiters form?
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The Quest to Watch a Supernova in Real Time
Recent upgrades to a powerful neutrino detector may help us spot future nearby supernovae before they burst onto the scene in visible light.
Monthly Roundup: Rings, Chains, and Bubbles
From planetary systems to colliding galaxies, the universe is full of intricate structures. This month’s roundup examines where three vastly different types of structures come from.
A Baby Planet Reveals Its Hiding Place
Researchers find even more evidence for planets forming in the disk around TW Hydrae, the nearest protoplanetary disk to Earth.
Plotting the Course, a Billion Miles Away
NASA is going to send a robot to Uranus someday. When it gets there, how close should it fly to the surface?
The Hubble Ultra-Deep Field, 15 Years Later
The venerable Hubble Space Telescope recently revisited the famous Ultra-Deep Field. How has this patch of sky changed since it was first photographed?
A Hard Look at a Soft-State X-ray Binary
Cygnus X-1 recently made the long-awaited switch between hard and soft spectral states. What can IXPE observations tell us about this transition?
Seeking Solo Super-Fast Pulsars
New surveys with the world’s largest filled-aperture radio dish are turning up more and more millisecond pulsars. What do these surveys tell us about the best places to look for these extreme objects?
Monthly Roundup: Perspectives on the Hubble Tension
The Hubble tension is one of the most pressing problems in cosmology. Today, we’re looking at five articles that address the Hubble tension — either suggesting ways to alleviate it or staunchly reinforcing its existence.
The Featherweight Champion of Black Holes
Models suggest that black holes that weigh less than 5x the mass of the Sun shouldn’t exist. Those models will have to be revisited now that scientists have discovered a featherweight black hole that collided with a neutron star.