Archive
Pieces
A Spoonful of Neutron Star Matter Would Weigh Billions of Tons
Few objects in the universe are as extreme as neutron stars. These ultra-compact remnants of supernova explosions reach densities so staggering that
Mercury Has Been Slowly Shrinking for Billions of Years
Among all the planets in the solar system, Mercury hides a fascinating geological secret: it is shrinking. According to data gathered by
128 Cosmic Mergers Detected by Gravitational Waves in a Single Campaign
In March 2026, the international collaboration bringing together the LIGO, Virgo, and KAGRA observatories published its latest catalog of gravitational-wave events, an
A Catalog Lists 780,000 Galaxies Spotted by James Webb in a Tiny Patch of Sky
Imagine pointing a telescope at a patch of sky equivalent to just three full moons side by side, and discovering nearly 780,000
The Footprints Left on the Moon Will Last for Millions of Years
When the Apollo astronauts set foot on the Moon starting in 1969, they left behind far more than historic memories: their footprints
The Sun Alone Accounts for 99.86% of the Entire Solar System
When you look at a diagram of the solar system in a textbook, the planets often appear lined up at roughly comparable
Some stars visible tonight may already be gone
Did you know that some of the stars you see in the night sky may no longer exist? This fact, as unsettling
On Venus, a single day lasts longer than an entire year
Did you know that on Venus, a single day lasts longer than an entire year? However strange this paradox may sound, it
James Webb directly photographs a distant twin of Jupiter 12 light-years away
Did you know that the James Webb Space Telescope has just pulled off a feat rarely achieved in astronomy: directly photographing a