Universe Today
There's a flash of ultraviolet just as a white dwarf is exploding as a supernova
Beyond "Fermi's Paradox" IV: What is the Rare Earth Hypothesis?
Looking to answer the question of "where are all the aliens," some scientists have suggested that planets like Earth might actually be very rare.
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A Group of Meteorites All Came From a Destroyed Planetesimal With a Magnetic Core
Thanks to Cosmic Radiation, There Could be Life on Mars, Just a Couple of Meters Under the Surface
There Might Be an Entire Orbit, Filled with Asteroids that Came from Outside the Solar System
Some asteroids orbit the Sun in highly inclined orbits, and they might be aliens to our solar system.
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Russia Just Tested an Anti-Satellite Weapon
Here's the New Space Force Logo
Saturn-sized Planet Found in the Habitable Zone of Another Star. The First Planet Completely Discovered by Amateur Astronomers
This is What an Air-Breathing Electric Thruster's Intake Would Look Like
According to Globular Clusters, the Universe is 13.35 Billion Years Old
A new study by an international team of astronomers and cosmologists has used globular clusters to come up with new estimate for the age of the Universe.
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Take a Flight Through the Most Detailed 3D Map of the Universe Ever Made
Gamma-Ray Telescopes Can Measure the Diameters of Other Stars
Four gamma ray telescopes have used a new method of interferometry to measure the size of two stars.
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Hubble Shows Saturn in the Middle of its Summer
Astronauts Come Back to Earth on August 2nd, Completing the Full Crew Dragon Test
On Sunday, August 2nd, astronauts Bog and Doug will return from the ISS, thus completing NASA's first crewed mission from US soil in almost a decade.
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Radishes Can Likely Grow in Lunar Regolith
The Moons of Uranus Are Fascinating Enough On Their Own That We Should Send a Flagship Mission Out There
What Cracked the Earth's Outer Shell and Started its Plate Tectonics?
The Moon is an Ideal Spot for a Gravitational Wave Observatory
A prestigious pair of astronomers have published a paper recommending that a gravitational wave observatory be built on the far side of the Moon.
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800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon
Beyond "Fermi's Paradox" III: What is the Great Filter?
In 1996, economist/futurist Robin Hanson proposed a possible resolution to the Fermi Paradox: there's a "Great Filter" that prevents intelligent life from becoming advanced.
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