Behold: First close-up image of Vesta revealed today
NASA released the first close-up image of the asteroid Vesta today which was taken by the Dawn spacecraft on Sunday. It’s the first time a human spacecraft has taken up an orbit around an object in our...
View ArticleVoyager 1 may have officially exited our solar system
Have humans ventured, for the very first time, into the vast unknown of interstellar space? The Voyager 1 probe is now more than 11 billion miles from Earth, or 120 times the distance between Earth and...
View ArticleMore evidence that Voyager has exited the solar system
Something very, very interesting is happening with Voyager 1, the human probe that’s the very farthest from Earth. New data from the spacecraft, which I will discuss below, indicate Voyager 1 may have...
View ArticleIt’s official: We are an interstellar species (UPDATED)
In recent months it has appeared likely that Voyager 1, a probe launched in 1977, has gone beyond our solar system but now it’s official: the spacecraft has left the building. This makes it the first...
View ArticleForget Mars, I want to explore these two worlds in my lifetime
Mars is interesting, and it’s certainly the most colonizable world in our solar system. But at the end of the day, it’s a dead world. Not so with one of Jupiter’s moons, Europa, and one of Saturn’s,...
View ArticleOur world, our star, our galaxy: All tiny.
Sometimes a little perspective goes a long way. OUR WORLD We live on a solitary planet around a single star in the Milky Way Galaxy. It’s the largest of the terrestrial planets, but much smaller than...
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