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NASA is about to explore Ultima Thule — the farthest object humanity has ever tried to visit. Here’s what to expect from the ‘mind-boggling’ encounter 4 billion miles from Earth.

NASA’s New Horizons probe, which visited Pluto in 2015, is closing in on a mysterious object called Ultima Thule. New Horizons will fly past Ultima Thule, formally known as 2014 MU69, on New Year’s Day. Ultima Thule will be the most distant object humanity has ever visited (if the flyby […]
NASA is about to explore Ultima Thule — the farthest object humanity has ever tried to visit. Here’s what to expect from the ‘mind-boggling’ encounter 4 billion miles from Earth.
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A startup is developing a 100-gigawatt laser to propel a probe to another star system. That may be powerful enough to ‘ignite an entire city.’

Breakthrough Starshot wants to use powerful lasers to propel tiny robotic probes to Alpha Centauri, a nearby star system that may contain habitable planets. Yuri Milner, a Russian-American billionaire, and other Silicon Valley investors are funding the project. Starshot calls for a 100-gigawatt laser that could shoot into space and […]
A startup is developing a 100-gigawatt laser to propel a probe to another star system. That may be powerful enough to ‘ignite an entire city.’
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What it takes to become an astronaut

NASA astronauts have one of the coolest jobs out there: a job that lets you work in space. But becoming an astronaut isn’t easy – candidates train for at least two years to become fully qualified and the work is physically demanding. In the video above, we spoke with NASA […]
What it takes to become an astronaut
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Elon Musk usually reveals new details about SpaceX’s plan to colonize Mars at this annual conference. The next one is in 2 weeks, but Musk hasn’t said whether he’s going.

Elon Musk, the founder of SpaceX, plans to fly a Japanese billionaire around the moon in 2023 inside a new rocket ship. But the launch system, called Big Falcon Rocket, is ultimately designed to colonize Mars. In September 2016 and 2017, Musk revealed new details and updates about his Mars […]
Elon Musk usually reveals new details about SpaceX’s plan to colonize Mars at this annual conference. The next one is in 2 weeks, but Musk hasn’t said whether he’s going.
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‘Maybe we’ll both be on it’: Elon Musk said he’d consider flying around the moon in a giant SpaceX ship with a Japanese billionaire and a crew of artists

Elon Musk, founder of the rocket company SpaceX, announced on Monday that Yusaku Maezawa is slated to become the first private passenger on a voyage to the moon. Maezawa, a Japanese billionaire and art collector, purchased all the seats on SpaceX’s first lunar mission – an investment that’s helping fund […]
‘Maybe we’ll both be on it’: Elon Musk said he’d consider flying around the moon in a giant SpaceX ship with a Japanese billionaire and a crew of artists
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The first tourist to fly around the moon on SpaceX’s new rocket ship bought all the seats for artists — and Elon Musk said it restored his faith in humanity

On Monday, Elon Musk announced the first passenger for SpaceX’s first tourist flight around the moon: Japanese billionaire and art collector Yusaku Maezawa. Maezawa bought all the seats on the flight – which will use SpaceX’s Big Falcon Rocket launch system – in order to invite artists to accompany him […]
The first tourist to fly around the moon on SpaceX’s new rocket ship bought all the seats for artists — and Elon Musk said it restored his faith in humanity
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Why the moon turns red during a total lunar eclipse

If the moon is in Earth’s shadow during a lunar eclipse, how can we still see it? And why does it turn red? The answer has to do with our own terrestrial sunrises and sunsets. Following is a transcript of the video. Narrator: A blood moon lunar eclipse wasn’t always […]
Why the moon turns red during a total lunar eclipse
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Astronauts may soon have no way to reach NASA’s $100 billion space station

A House subcommittee held a hearing on Wednesday on NASA’s program to build new spaceships to reach the International Space Station. Boeing and SpaceX, the two contractors in the program, are experiencing delays due to NASA’s stringent safety requirements. The only means of reaching the ISS, Russia’s Soyuz spacecraft, may […]
Astronauts may soon have no way to reach NASA’s $100 billion space station
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Elon Musk pitched Trump on SpaceX’s mission to colonize other planets

SpaceX CEO Elon Musk sought to pique Donald Trump’s interest in space colonization shortly after he was elected. Musk has previously asserted that people need to leave Earth in order to preserve humanity. He was one of several tech titans who courted Trump early on, according to an excerpt from […]
Elon Musk pitched Trump on SpaceX’s mission to colonize other planets
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The most mind-blowing space and astronomy pictures of 2017

Earth is a 7,917-mile-wide rock drifting through the vacuum of space – a fact that’s shockingly easy to forget. But every so often, a mind-boggling picture appears before our eyes and reminds us just how small, lucky, and plucky we are as human beings. Some images take us on a […]
The most mind-blowing space and astronomy pictures of 2017
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Here’s NASA’s plan to retrieve the first ever samples from Mars

NASA has unveiled its plan for its next Mars rover, “Mars 2020,” which will collect samples from the surface of the Red Planet. Following is a transcript of the video. Since landing Viking 1 on Mars in 1975, NASA has successfully put 7 rovers on Mars. But there’s still one […]
Here’s NASA’s plan to retrieve the first ever samples from Mars
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Ice mined on Mars could provide water for humans exploring space

As humans spread out across the Earth, the locations of new colonies were driven by the accessibility of resources: not only food and water, but also arable land, forests and minerals. Access to such resources remains important as the economy moves into space. Here, water has emerged as the pre-eminent […]
Ice mined on Mars could provide water for humans exploring space