Andromeda’s star formation has been slowing down for 500 million years
Andromeda has been forming fewer stars for about 500 million years, with an especially sharp drop recently.Most of…
New findings complicate the search for life beneath Europa’s ice
Water trying to rise from Europa’s ocean would likely cool quickly and begin freezing inside cracks.Tiny ice crystals…
New study challenges existing knowledge for why galaxies stop forming stars
Most galaxy collisions do not cause galaxies to stop making new stars.A galaxy’s central black hole and its…
Ancient asteroid breakup may have bombarded Earth and the Moon 800 million years ago
A violent collision in the main asteroid belt may have sent debris raining across the inner solar system…
Dark matter may be naturally tuned to a hidden fifth dimension
Dark matter appears to hold galaxies together, yet it has never shown itself directly. A new theory suggests…
A Jupiter-sized exoplanet orbiting a Sun-like star has been discovered
ⓘ NASA – Unsplash An artist’s illustration showing an exoplanet and a red dwarf. Astronomers have discovered a…
Can rockets ride on a microwave beam? A radical launch idea is moving beyond the lab
Every rocket that leaves Earth must lift not only its payload, but also the enormous supply of propellant…
Astronomers discover four nearby white dwarfs hiding in plain sight
Four white dwarfs have been sitting next door in astronomical terms, yet brighter stellar companions kept them out…
New findings revise the Milky Way-Andromeda collision odds into a cosmic coin toss
The Milky Way and Andromeda have appeared locked on a destructive course for decades. Now, thousands of simulations…
CUNY physicists recreate black hole energy extraction in a historic lab experiment
A black hole may be millions of light-years away, but some of its strangest physics has now been…
Organic molecules can survive violent supernova explosions – fueling star and planet formation
A supernova remnant is supposed to be a rough neighborhood for a newborn star. Shock waves rip through…
A cosmic gateway near Earth may connect us to other distant worlds
The solar system sits inside a vast pocket of hot, thin gas. However, that nearby structure has never…