The Voyager 1 spacecraft was nearly 4 billion miles away when it entered the last reaches of our solar system and NASA engineers turned the space probe around so it could snap an image of the Earth.

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. It’s fitting that “Pale Blue Dot” was taken on Valentine’s Day. It was, in its most ...

Today is Earth Day. It was founded by activists in the '70s to push for environmental protection but it's now embraced by conservationists, artists, politicians, scientists — and promoted by corporate ...

Once more the time rolls round to send you the traditional Solstice Greetings. I am frankly dumfounded to realize that since I arrived on this planet the earth has gone the whole way around the sun ...

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A recent photo from the Cassini spacecraft shows the mighty planet Saturn, and if you look very closely between its wing-like rings, a faint pinprick of light. That tiny dot is Earth bustling with ...