Astronomy
Organic Matter Could Have Delivered Earth’s Water
The origin of Earth's water is a big piece of the puzzle in Earth's history. Did it come from comets…
A ring of high-energy particles surrounding a black hole suddenly disappeared
In March 2018 astronomers watched a massive black hole surge in brightness. Then over the following year, its ring of…
Review: Unistellar’s New eVscope
There’s no finder, and often no eyepiece… and ‘goto’ is as simple as the push of a virtual button. Welcome…
Supercomputer Simulation Shows a Supernova 300 Days After it Explodes
The answers to many questions in astronomy are hidden behind the veil of deep time. One of those questions is…
A Neptune-class exoplanet has been found with its atmosphere stripped away
What happens when a giant planet gets stripped of its atmosphere? It leaves behind a giant core, rich in iron…
A Star had a Partial Supernova and Kicked Itself Into a High-Speed Journey Across the Milky Way
Supernovae are some of the most powerful events in the Universe. They're extremely energetic, luminous explosions that can light up…
Astronomers Do the Math to Figure Out Exactly When Johannes Vermeer Painted this, More than 350 Years Ago
Most of us will be forgotten only a generation or two after we pass. But some few of us will…
The Moon Might Have Formed a Little Later than Originally Believed
A new study indicates that the Moon is actually younger than we thought, and wasn't finished forming until the Earth's…
Supernovae shockwaves aren’t spherical
When stars blow up, they tend to release their energy in a roughly spherical shape. But much after the initial…
Do the TRAPPIST-1 Planets Have Atmospheres?
A new study takes a hard look at the TRAPPIST-1 system to determine if its seven exoplanets could have viable…