And how cutting just $1 billion per year in funding from NASA’s budget would be a catastrophe for science. When you think of the great cosmic beyond and what we know […]
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Not only can’t astronomers and planetary scientists agree, but the IAU made it worse for everyone. If you were alive in 2006, you likely remember a momentous event in astronomy: […]
If you’re wondering whether the blast wave or the radiation would kill us first, you’re asking the wrong question. As far as raw explosive power goes, no other cataclysm in […]
From billions of miles away, a faint, single pixel shows us how precious and alone Earth truly is. There are people alive today who can remember a time where no human-made […]
A recent test shows SpaceX’s Raptor engine is powerful enough to lift Starship and Super Heavy into space.
When the Universe expands, photons redshift to longer wavelengths and lower energies. So where does that energy go? Imagine the ultimate version of a toy Universe: it’s expanding, it’s full of […]
Carl Sagan—who first coined the term—was tempted to call them “star-tar.”
Despite being 28 years old and having a gyroscope failure, Hubble still delivered these 10 amazing snapshots in 2018. Year after year since its 1990 launch, Hubble keeps revolutionizing our view […]
The meaning—and range—of “habitable” goes much farther than we once thought.
NASA recorded an interplanetary exchange. And it sounds not entirely unlike the beginning to a certain Daft Punk song.
Our outer Solar System, from Jupiter to Neptune, isn’t unique after all. In the early 1990s, scientists began detecting the first planets orbiting stars other than the Sun: exoplanets. The easiest […]
All the other planets have craters, icecaps, clouds, or a rich, banded structure. But not Uranus. The eight major planets of the Solar System all possess their own unique features. The […]
Time to build a Corellian shipyard?
From 4 billion miles away, it says a lot about the meaning of time.
The NASA probe has ventured beyond our solar system.
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Only 8 worlds make the astronomical cut as planets. Here are the 10 fascinating bodies that didn’t make it. Astronomically, bodies within the Solar System must achieve three criteria in order […]
NASA’s Cassini spacecraft taught us more than we ever imagined about Saturn. Could we do something similar for Uranus and Neptune? From where we are in the Solar System, looking out […]
About 3.8 billion years ago, the inner planets were bombarded with a cataclysm of asteroids. Could Planet V have been the cause?
If you understand gravity well enough, you might not even need a telescope to revolutionize astronomy. In science, advances arise at the intersection of theory and real-world observation. One of […]
Imagine you had perfect technology and unlimited fuel. How far could you go? Human spaceflight has brought us beyond Earth, but we could potentially venture even farther. The very first launch […]
For the Pluto fans, another sad state of affairs: your favorite world won’t make it. Nothing on Earth lasts forever, and that’s a truth that even extends to all the objects […]
Mars will never look as big as the full Moon. But it isn’t even the biggest planet. From humanity’s perspective, the Sun and Moon always dominate Earth’s skies. The Moon and […]
Black holes are regions of extreme gravity, but dark matter barely interacts at all. Do they play well together? Black holes are some of the most extreme objects in the […]
The reason why is simple, and should apply to every solar system like our own. On January 3rd, 2019, Earth reached the point in its orbit where it’s at its closest […]
Scientists have been probing our solar system for extraterrestrial life.
The Solar System’s outermost, undisputed planet wasn’t discovered until the 19th century. Here’s how you can easily find it yourself this December. There’s no greater scientific thrill than discovering something […]
What took hundreds of millions of years to create is being wasted on… party balloons? There’s a natural resource found beneath Earth’s surface that’s been building up for hundreds of […]
Despite what you may have heard, they don’t suck anything in at all. Black holes are some of the strangest, most wondrous objects in all the Universe. With huge amounts of […]
Was it a real thing? And the Wise Men? Or are they just myths?