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ISS bacteria is almost the same as in your home, and that's a good thing

Microbes seem at home in the space lab.

Europa's tectonics might be powered by salt, could sustain life on the moon

Different causes, same effect.

Huge exoplanet ten times more massive than Jupiter has unique carbon monoxide atmosphere

There's no water in its stratosphere -- a first that might change what scientists think Hot Jupiters form.

NASA's new 2020 rover will look a lot like Curiosity but with some important tweaks

Those are some big wheels to fill.

MIT researchers design forest domes for Mars colonists

If we're going on Mars, we're going in style.

Earth worms can reproduce in Mars-like conditions, study shows

The worms could be crucial for a garden-like ecosystem if we ever want to establish a Martian colony.

Cassini's stunning farewell picture of Saturn

After 11 years in space, this marvelous shot of the ringed planet was taken

That flowing briny water on Mars? It might just be sand

That's how science works sometimes.

Cigar-shaped asteroid is the first interstellar object we've seen in the solar system

A strange visitor from interstellar space came to visit. It might teach us a thing or two about the universe.

NASA reinvents the wheel with new, 'chainmail' tire design

Finally, no more flat tires!

Layers of hydrocarbon haze could explain why Pluto's so super-cold

Pluto just got a lot more interesting.

New Earth-sized exoplanet found nearby might be 'comfy' enough for life

Who knows -- this might make a great second home.

Astronomers are on the lookout for low-frequency gravitational waves generated by merging supermassive black holes

An ingenious technique could enable us to witness some of the strongest gravitational waves.

'Zombie star' cheats death again and again, dumbfounding scientists

A unique astronomical event is leaving many scientists scratching their heads.

Astronomers find one of the oldest known object in the Universe, formed only a billion years after Big Bang

It's supposed to be one of the first galaxies.

Researchers discover a planet so big it might not be a planet after all

Too big for a planet, too small for a star.

Enceladus' hidden ocean is kept warm by porous core

The findings could have important consequences for the prospect of finding alien life there.

What the oldest spiral galaxy can teach us about how the Milky Way evolved

It was around just 2.6 billion years after the Big Bang.

Looking to understand dark matter, a duo of scientists turned the Earth into a huge sensor

Legen -- wait for it -- science!

Long-term exposure to microgravity changes brain structure of astronauts

Seems like the brain of astronauts starts to float upward.

NASA Scientists find 20 potentially habitable planets

Trick or treat? I'm dressed as a habitable planet.

Boiling water shapes Mars' landscape, experiment reveals

It's not heat, but low pressure that drives this boiling.

For the first time ever, our solar system is getting an outside visitor

Put the kettle on, we have a visitor.

Massive 2.3-gigapixel image of Fornax Galaxy Cluster documents galactic 'serial killer'

You'll feel very, very small after reading seeing this image.

NASA wants Curiosity Rover to resume drilling on Mars

It took a bit of creative tinkering, but significant progress has been reported.

Cassini is no more, but it left us one of the most memorable photos of Saturn

The spacecraft's legacy lives on.

How Spanish scientists described a solar flare in 1886

He was one of the pioneers of studying solar activity.

NASA discovers Mars has a magnetic tail twisted by solar wind

Mars has an invisible magnetic tail and it might contribute to Martian atmospheric loss.

Researchers believe they've found a great place for a moonbase -- thanks to a volcano

Building a moonbase in a lava tube. Doesn't that sound awesome?

Astronaut shows what fidget spinners can do in outer space

NASA just wins, can everyone stop with the fidget spinner videos now?

You can now use Google Maps to explore other moons and planets

You can explore the solar system from the comfort of your home.

Evidence keeps pilling up in favor of the mysterious Planet Nine

A ninth planet 10 times bigger than Earth might be lurking far away within the solar system.

China's first space station is about to come crashing down on Earth, and we don't really know where

No reason to worry, just an 8-ton space station crashing down on Earth.

Why the gravitational waves splashed by the merger of two dying stars spells a revolution in astronomy

This was an amazing week in science -- with much more to come.

NASA observatory highlights the importance of studying CO2 on Earth: it's connected to everything

Groundbreaking data allows us to study carbon dioxide in unprecedented detail.

Tonight, SpaceX will live-broadcast launch of previously-flown Falcon 9 rocket

Brave move. Hopefully, it will pay off.

Scientists just found half of the universe's missing matter, and strengthened the Standard Model in the process

It was floating around where we estimated it would be.

Revolutionary optical upgrade enables ground-based telescopes to hunt for alien planets

This could be a game changer.

The Past and Future of Mars with and without Human Intervention

An overview of humanity's fascination with the Red Planet.

The moon once had an atmosphere seeded by volcanic eruptions

It must have looked like a weird sight from Earth's vantage point.

The world's first scientific satellite is still in orbit

It will stay there for centuries, if not a thousand years.

NASA astronauts start spacewalk -- with live footage

You can watch it live here.

Scientists make first quantum video call. It's supposedly unhackable

Sharing sensitive data will never be the same.

Biomarker molecule discovered "in abundance" around alien star, but still no life

Turns out, planet farts are just like ours, but with chlorine!

Cassini's farewell photo of Saturn's dark side

An eerily view of Saturn.

Physics Nobel Prize: Gravitational Wave researchers honored by prestigious award

They opened a new door in our understanding of the universe and definitely deserve all the honors.

Senior SETI astronomer will bet you that intelligent aliens are due in the next 20 years

Time for some of that Earther hospitality.

Methane bubbles may have kept Mars warm enough for liquid water billions of years ago

Burping methane may have bought Mars some extra time before it turned into a wasteland.

Some galaxy types are brighter due to 'hungrier' black holes, and this could fundamentally change how we study galaxies

We've been looking at some galaxies wrong all along.

Elon Musk proposes landing rocket on Mars by 2022. The same system will also get you anywhere on Earth in less than 30 minutes

The serial entrepreneur is at it again with yet another audacious claim.

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