Universe Today
The Mystery of Sunquakes is Deep; One Million Meters Deep!
SpaceX's Next Idea: to Catch Super Heavy Boosters With the Launch Tower
A new animation shows how SpaceX will "catch" the first stage boosters of their Starship, allowing for faster turnaround and more flights to space.
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This is the Fireworks Galaxy. It's had ten Supernovae in the Last Century Alone
SpaceX Releases a Recap Video of their SN8 Making its Hop Test!
SpaceX just released a recap video of their SN8 making its first-ever high-altitude hop test. Soon enough, the SN9 will be doing the same!
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Winning Urban Farming Ideas for Mars!
The 2020 Mars City Design challenge inspired some truly innovative ideas for urban farming and living sustainably on Mars!
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These Bizarre Cloud Patterns are von Kármán's Vortices, Caused by the air Wrapping Around Tall Islands
Stellar Flares May Not Condemn a Planet's Habitability
Beyond "Fermi's Paradox" XVI: What is the "Dark Forest" Hypothesis?
A recent addition to the list of possible resolutions to the Fermi Paradox: nobody is broadcasting because they don't want to be found!
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New Observations Agree That the Universe is 13.77 Billion Years old
A new measure of the cosmic microwave background supports an older universe, and raises more problems for cosmology.
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Big News for SpaceX: Static Fire Today, Hop Test This Weekend?
SpaceX conducted another successful static fire test today in advance of a hop test that could be happening later this week!
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There Should be a few Supernovae in the Milky Way Every Century, but we've Only Seen 5 in the Last 1000 Years. Why?
Japan to Launch 'Wooden Satellite' in 2023
What a proposed wooden satellite could (and could not) accomplish.
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Here's the Asteroid Hayabusa2 is Going to be Visiting Next
Missing: Supermassive Black Hole With up to 100 BILLION Times the Mass of the Sun
Astronomers set a new Record and Find the Farthest Galaxy. Its Light Took 13.4 Billion Years to Reach us
The Interior of Enceladus Looks Really Great for Supporting Life
Chang'e-5 Brought Home 1.7 Kilograms of Lunar Samples
Astronomers Discover Hundreds of High-Velocity Stars, Many on Their Way Out of the Milky Way
Combining data from two of the largest databases in the world, an international team of astronomers was able to doubledthe number of known high-velocity stars
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Astronomers Improve Their Distance Scale for the Universe. Unfortunately, it Doesn't Resolve the Crisis in Cosmology
Astronomers have made the cosmic distant ladder more accurate, but that has only made the mystery of cosmic expansion even worse.
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The Personnel of Space Force Will be Called Guardians
According to VP Mike Pence, personnel serving in the U.S. Space Force will henceforth be known as "Guardians"!
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Some of Hayabusa2's Samples are as Big as a Centimeter
Plans for a Mars Sample Return Mission Have Moved to the Next Stage
The Mars Sample Return (MSR) program, a joint effort between NASA and the ESA to bring samples of Mars back to Earth, just moved into the next phase of development!
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Layers Upon Layers of Rock in Candor Chasma on Mars
Planetary Scientists Have Created a Map of Mars' Entire Ancient River Systems
A Steampunk Engine to Solve Your Satellite Woes!
NASA contractor Howe Industries just presented their design for a "steampunk" engine that could allow satellites to maneuver, without the need for toxic propellants or heavy engines.
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Hubble Releases a New Image of Neptune, Revealing a Rapidly Shifting Storm
Astronomers Capture a Direct Image of a Brown Dwarf
ESA is Working on its own Reusable Booster Stage
As part of their Themis Program, the ESA is developing reusable rocket technology.
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Asteroids Crashing Into Dead Stars are Helping Explain Where the Universe's Missing Lithium Went
Brines Could be Present on the Surface of Mars for up to 12 Hours, Never for a Full day
New Data Supports the Modified Gravity Explanation for Dark Matter, Much to the Surprise of the Researchers
A team of astronomers set out to disprove modified gravity, and ended up confirming it instead.
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To Help Trudge Through the Snow, the Chang'e-5 Recovery Team Wore Powered Exoskeletons
Even the Outside of Hayabusa 2's Sample Capsule has Asteroid Debris on it
According to statements made by JAXA, the samples returned by the Hayabusa 2 mission included black sand and gases obtained from the asteroid itself.
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One of the Largest, Most Complete Einstein Rings Ever Seen. Astronomers Call it the "Molten Ring"
Beyond "Fermi's Paradox" XV: What is the Percolation Hypothesis?
Could it be that the reason we haven't met any aliens is because interstellar colonization simply isn't practical? Not exactly good news for us!
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A Single Filament of Gas Has Been Discovered That Stretches 50 Million Light-Years
Astronomy 2021: Top Events for the Coming Year
Eclipses, meteor showers, occultations and more.
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A Very Interesting Radio Signal was Just Detected Coming from Proxima Centauri
If a Planet Has a Lot of Methane in its Atmosphere, Life is the Most Likely Cause
A Proposal for a Neutrino Detection Array Spanning 200,000 Square Kilometers
A Canadian Astronaut Will be on Artemis 2, Making it the Second Nation to Send Humans Into Deep Space (but not Walk on the Moon)
NASA and the Canadian Space Agency have announced that a Canadian astronaut will fly as part of the Artemis II mission.
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If Axions Explain Dark Matter, it Could be Possible to Detect Them Nearby Neutron Stars
Astronomers look for dark matter in the radio signals of neutron stars. If found it could solve two problems in fundamental physics.
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NASA Announces its Artemis Astronauts: 18 People Training to Fly to the Moon
NASA has announced the names of the 18 astronauts that make up the Artemis Team. A select few, and some international partners, will be going back to the Moon!
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China's Planning to Launch a Space-Based Gravitational Wave Observatory in the 2030s: TianQin. Here's how it'll Stack up Against LISA
This galaxy took only 500 million years to form
Beyond "Fermi's Paradox" XIV: What is the Aurora Hypothesis?
Is it possible that we haven't heard from aliens because colonizing exoplanets is hazardous to your health? So says the Aurora Hypothesis!
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Radio Emissions Have Been Detected from an Exoplanet
The European Extremely Large Telescope Just Got a 10% Budget Boost, Now Costing $1.5 Billion
Here are NASA's Science Priorities for the Artemis Missions
NASA has released the Artemis III Science Definition Team Report, which defines the science operations that the "first woman and next man" will conduct on the Moon in 2024.
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Here's Chang'e-5, Seen From Lunar Orbit
Images taken by the Lunar Reconnaissance Orbiter (LRO) show where the Chang'e-5 mission landed. The samples obtained by this lander were recently returned to Earth.
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