Ryan Cox

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Neil DeGrasse Tyson Explains Sex in Space

How exactly <i>does</i> someone have sex in space? For years, scientists have wondered if it would be possible to fool around in microgravity. According to …

Curiosity Rover Sees Earth from Mars for 1st Time (Photos)

NASA's Curiosity rover on Mars has captured its first view of Earth from the surface of the Red Planet — a striking image that shows our home planet …

NASA Releases Apollo Moon Mission Photos: Pictures

Discovery of water on Mars boosts possibility of life on the planet

Mars appears to have flowing rivulets of water, at least in the summer, scientists reported Monday in a finding that boosts the odds of life on the red planet.<p>"Mars is not the dry, arid planet that we thought of in the past," said Jim Green, director of planetary science for NASA.<p>Scientists in 2008 …

First to-scale Solar System model built in seven miles of desert

The universe, as Douglas Adams so memorably explained, is big. <i>Really</i> big.<p>But so are the things inside it -- even objects like the Solar System, which …

Halfway Through a Year in Space: How the Science Gets Done

Scott Kelly is surely the only astronaut in history who couldn’t go to space without getting a tattoo first—two of them, in fact. You’d be …

An American astronaut describes what it's like to live on the International Space Station

Kelly and Russian cosmonaut Mikhail Kornienko agreed to double the length of a typical astronaut's mission at the ISS in order to help the world's space agencies study how long-term space travel affects the human body and mind.<p>Such research is viewed as invaluable as NASA aims to send humans to …

Space

NASA confirms there's a global subsurface ocean on Enceladus

The more we study our Solar System, the more water we find<p>We've known there is water on Enceladus for a while now, but NASA has just confirmed a more recent theory about the icy moon of Saturn: it has a subsurface ocean that spans the entire globe. The news comes just a handful of months after the …

Rare 'Supermoon' Total Lunar Eclipse Coming This Month

<b>Editor's note:</b> To find out more about the rare supermoon lunar eclipse of Sept. 27-28 and how to see it, visit: Supermoon Lunar Eclipse 2015: Full …

Should we drop nuclear bombs on Mars? Why Elon Musk says yes.

Space X's CEO shared a novel idea with Stephen Colbert on CBS last night. Is he serious?<p>The prospect of traveling to Mars has been on the table for …

New photos show Pluto is as complex as 'anything we've seen' in solar system

Oh wow, Pluto. It's good to see you again.<p>New photos released Thursday beamed back from the New Horizons spacecraft show an incredible diversity of …

Solar System

This App from NASA Gives a Virtual Tour of 1000 Exoplanets

NASA recently proved they're capable of reaching the farthest former planet in our own solar system, but they still have a ways to go before …

Month in Space: August 2015

Nebulas

2015 September 3 - Arp 159 and NGC 4725

<b>Arp 159 and NGC 4725</b> <b><br>Image Credit & Copyright:</b> Stephen Leshin<p><b>Explanation:</b> Pointy stars and peculiar galaxies span this cosmic snapshot, a telescopic …

How far could you travel and still see Earth?

You couldn’t see Earth from another star. From even the closest stars, the sun’s glare makes Earth impossible to see. And inside our own solar …

Astronomy

Has Stephen Hawking solved the mystery of black holes?

<b>(CNN) —</b> Black holes have a way of capturing our imagination. That's why when Stephen Hawking recently talked about them the media went wild.<p>But what was he really saying? Was it a breakthrough moment?<p>At the Hawking Radiation Conference organized by Laura Mersini-Houghton, a professor of physics at …

Black Holes

Gas Giants: Facts About the Outer Planets

A gas giant is a large planet composed mostly of gases, such as hydrogen and helium, with a relatively small rocky core. The gas giants of our solar …

Why the 2015 Perseid meteor shower is going to be especially awesome

The Perseid meteor shower maximum is upon us, and this year especially, you don't want to miss it.<p>The annual August meteor shower is one of the most prolific natural light shows of the year with up to 100 shooting stars streaking across the sky per hour at its peak.<p>It's also the brightest of the …

46 years ago, Buzz Aldrin drank wine on the moon — but that wouldn't happen today.

On July 20, 1969, Buzz Aldrin became the second human to ever set foot on the moon.<p>Shortly before exiting the lunar lander, Aldrin radioed back to …

Astronaut Buzz Aldrin's lunar travel forms are hilarious, but not totally real

Apollo 11 astronaut and second man on the moon Buzz Aldrin posted a photo on Twitter of his "customs form" allowing him entry to the United States …

Space crab? Mars object in NASA pics totally thrills red planet fans

“Spider”, “Alien”, “John Carter”, “awesome Martian space crab” – these are a few suggestions by social media users who apparently thoroughly studied …

Will Human Beings Ever Reach 'Earth 2.0'?

The Big Questions<p>Kepler-452b is the most Earth-like planet ever discovered, a place with just enough sunlight to possibly support the crops and house plants of life forms like ourselves.<p>But don't pack your bags just yet. While the planet might seem like a tantalizing target for NASA's next mission, …

NASA Confirms Liquid Lake on Saturn Moon

PASADENA, Calif. -- NASA scientists have concluded that at least one of the large lakes observed on Saturn's moon Titan contains liquid hydrocarbons, …

Pluto: ten things we now know about the dwarf planet

Photograph: Nasa/Reuters<p>We now know much more about Pluto than before the New Horizons flyby. The image shows Pluto in enhanced colour.<p>276<p>http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2015/7/28/1438087352660/888f6d4f-e758-47b7-9d39-d1bcca89734e-460x276.jpeg<p>460<p>Photograph: Nasa/Reuters<p>We …

12 Of The Saddest Science Facts Of All Time

(Although this story may have a happier ending – some scientists now believe they've picked up similar signals, meaning the whale might not be alone after all.)

Space

Moon Landing Conspiracy Theorists Taken Down By Buzz Aldrin And Professor Brian Cox

Monday saw the 46th anniversary of the first lunar landings so inevitably the conspiracy loons were out in force.<p>Thankfully we have the ever-so …

“You are a colossal nob end & should get a new brain”: Scientist destroys moon-landing conspiracy nuts with perfect tweet

<b>(Reuters/NASA)</b><p>Science deniers took it on the chin as a British physicist unleashed a devastating attack on stupid people<p>Salon Staff<p>July 21, 2015 5:30pm (UTC)<p>If you believe they put a man on the moon, well, you're not in unanimous company. There are plenty of nutcases and black-helicopter types who …

Buzz Aldrin shoots down moon landing conspiracy theorists

Astronaut took to Twitter to answer people who believe moon landing was faked<p>Buzz Aldrin has weighed in on the debate over the first moon landing after conspiracy theorists used the 46th anniversary of the event to suggest it was faked.<p>Professor Brian Cox was first to take on the landing deniers, …

The Rosetta spacecraft and its comet just hit a major milestone

The Rosetta mission can start to cool down now.<p>August 13, 2015 will go down in the books as the first time a spacecraft has accompanied a comet past the closest point it'll ever get to the sun while in orbit.<p>This spacecraft is the European Space Agency's Rosetta satellite, and right now it's in …

See New Horizons' Best Images of Pluto