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Space Exploration
Why it’s not “the next Hubble,” but “the first James Webb.” “…because that goal will serve to organize and measure the best of our energies and skills; because that challenge is […]
If we left on New Years Day, how close could we get if we kept accelerating every second of every day? “The very closest stars would require many years to visit, […]
That’s not how probability works. Or asteroids, for that matter. “Bringing an asteroid back to Earth? What’s that have to do with space exploration? If we were moving outward from there, […]
And what it found was a world swimming, literally, with possibilities. Just as a Chihuahua is still a dog, these ice dwarfs are still planetary bodies. The misfit becomes the […]
There’s never been a more important time to be aware of how the fate of the Earth depends on us. “We only have one planet that serves as an example and […]
Whether it’s “super” or not, you won’t want to miss this piece of the Universe. “From out there on the moon, international politics look so petty. You want to grab […]
We’ve just had the largest full Moon in 68 years. Here’s what was — and wasn’t — true. “For most people, we often marvel at the beauty of a sunrise or the magnificence of […]
The reports that our Solar System is missing the galaxy’s most common type of planet are greatly exaggerated. “To raise new questions, new possibilities, to regard old problems from a […]
As if the north pole of Saturn weren’t weird enough already. “Cassini is different — it’s a mission of enormous scope and is being conducted in grand style. It is much more sophisticated […]
SETI is searching for the same signals humans were producing in the 1960s. Why wouldn’t aliens do better? “I know perfectly well that at this moment the whole universe is listening […]
If we can’t even witness the birth of our Solar System and planet, how can we claim to see the birth of the Universe? “There have to be moments when […]
And what are our prospects for observing its event horizon? “Never look down to test the ground before taking your next step; only he who keeps his eye fixed on the […]
When our imaginations run wild, it’s important to remember that’s our fault, not the data’s. “Otherwise we are trying to communicate with someone who doesn’t exist with a system which doesn’t […]
It’s the most distant galaxy cluster ever discovered, and it’s exactly in line with our predictions! “These galaxies are among the most massive galaxies in the universe and are believed […]
And are likely due to subsurface water, geysers and an incredible process. “Have you entered the springs of the sea? Or have you walked in search of the depths?” –Job […]