Brian Koberlein
JWST is the Perfect Machine to Resolve the Hubble Tension
Over the last decade, various measurements have disagreed over the rate that the Universe is expanding. Astronomers use Cepheid variables…
Does the Milky Way's Supermassive Black Hole Have a Companion?
Astronomers have found stellar mass and supermassive black holes, but they're still on the hunt for an intermediate size; black…
Euclid Reaches L2, Shares its First Test Image
ESA's Euclid mission has made the journey through space to reach the Earth-Sun L2 Lagrange Point. The two instruments on…
What Does 60 Years of Silence Tell Us About the Search for Extraterrestrials?
Astronomers have only been scanning the skies for a signal from extraterrestrial civilizations for about 60 years. Although no signal…
New Simulation Reveals the Churning Interiors of Giant Stars
Stellar fusion happens at a star's core, where the enormous temperatures and pressures fuse hydrogen atoms into helium, releasing radiation.…
Chinese Scientists Complete a Concept Study for a 6-Meter Space Telescope to Find Habitable Exoplanets
With JWST safely in space, researchers are designing the next generation of space telescope that could Earth-sized worlds orbiting sunlike…
Clumps Around a Young Star Could Eventually Turn Into Planets Like Jupiter
New images from the European Southern Observatory show a young star surrounded by dusty clumps that could collapse and create…
A Gamma Ray Burst Lasted So Long it Triggered a Satellite Twice
amma-ray bursts are the most powerful explosions in the Universe, briefly outshining all the stars in their galaxy combined. They…
Astronomers Have a New Trick to Work out the Age of Stars
Determining the age of a star is surprisingly tricky and has wide error bars. It's only inside star clusters that…
Venus Needed Asteroid Impacts to Get its Volcanoes Going
Unlike Earth, Venus lacks the plate tectonics that give rise to volcanoes. But the surface of Venus looks far younger…