It’s often said that every element was made in a star, but there’s more to it than that.
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Even extremely simple configurations in General Relativity cannot be solved exactly. Here’s the science of why. It’s difficult to appreciate how revolutionary of a transformation it is to consider the Universe […]
In order to build a second Earth, we need to look at how the first one was made.
No matter what Martin Rees or anyone else says, physics dictates that the world is safe. The Large Hadron Collider is the world’s most powerful particle accelerator. An aerial view of […]
When two different techniques give two different results, either someone is wrong, or something incredible is happening. Imagine you were a scientist attempting to measure some property of the Universe. […]
We’ve put so much together about the Universe. Could it all come tumbling down? We’re always on the lookout for the next big thing, and even our best guesswork is often […]
It’s unlikely that there’s anything on the planet that is worth the cost of shipping it back
The Universe has been making stars for nearly the entire 13.8 billion years of its history. Here’s what we know. It’s been 13.8 billion years since the hot Big Bang, and […]
From newborn planets to entire galaxies, we’re seeing the Universe as never before. The idea of a modern telescope is simple: collect light from a distant object, at high resolution, and […]
These three reasons are why there’s no getting around the fact that astronomy needs the James Webb Space Telescope. Even the most powerful telescope in history, the Hubble Space Telescope, […]
It’s absolutely true that atoms are mostly empty space. But removing even that empty space is impossible, and this is why. If you were to take any object in the Universe […]
NASA scientists have discovered three factors that influence Earth’s rotational wobble. Thankfully, while the Earth may wobble, it won’t fall down.
Light exists outside of time.
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It’s an asteroid, it’s a comet, it’s actually a spacecraft?
The Parker Solar Probe is the first time a spacecraft will ever get this close to the sun.
Some claim that inflation isn’t science, but it sure has made some incredibly successful scientific predictions. So, you want to know how the Universe began? You’re not alone. Every other […]
The most surefire, easily-seen signature of life on Earth might be a cosmic red herring around other worlds. In our quest for life beyond the Solar System, it makes sense to […]
NASA’s 28-year-old workhorse is still lighting up our knowledge and imagination of the Universe. A generation ago, Hubble opened its eyes on the great cosmic abyss: viewing the depths of […]
The first planets were only gas. The second included rocky ones, but life wasn’t possible. Here’s how we finally got there. Here in the Universe today, potentially habitable planets are practically […]
SpaceX plans to launch about 12,000 internet-providing satellites into orbit over the next six years.
When two black holes merge together, about 5% of their mass gets lost. Where does that information go? Do merging black holes lose information? They absolutely must, according to General […]
For generations, planet formation was only a theory. As 2018 comes to an end, here’s the evidence of what’s going on. The theory of planet formation has been around for a […]
The other great spiral galaxy in the local group demonstrates why we’re #2, even in our own backyard. The Milky Way is our cosmic home, containing hundreds of billions of […]
Also known as the “Halloween Comet,” a 2,000-foot-wide asteroid is expected to pass Earth on November 11.
A tiny grain found within a meteorite in Antarctica sheds light on how the solar system itself came to be.
Hubble holds the record, finding a galaxy when the Universe was just 3% it’s age. In just a few years, James Webb will shatter it. One of the great scientific lessons […]
Every mechanical failure brings Hubble one step closer to its demise. But despite the recent setback, it’s still got plenty of life left. If you want to view the distant Universe […]
It’s one of the most consistent patterns in the unviverse. What causes it?
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The cosmic story of us, from before the Big Bang until today, is a story that all of us share. Enjoy it, in just 200 words. In the beginning, there was […]