Astronomy

Ask Ethan: Is There Any Such Thing As Pure Energy?

Energy plays a tremendous role, not only in our technology-rich daily lives, but in fundamental physics as well. The chemical energy stored in gasoline gets converted into kinetic energy that propels our vehicles, while the electrical energy from our power planets gets converted into light, heat …

Physics

This blue-sky image of Pluto is absolutely stunning

Pluto’s surface features become clear at the terminator, under the twilight Sun.<p>Even though all of the New Horizons spacecraft data taken during its …

Space

NASA's Juno Preps For Fifth Jupiter Flyby, All Science Instruments To Be Switched On

NASA’s Juno spacecraft is being prepped for its fifth close flyby of Jupiter. The solar-powered spacecraft, at the time of its closest approach of …

Solar System

LIFE, BUT NOT AS WE KNOW IT Nasa says TRAPPIST-1 solar system could be teeming with ‘exotic’ alien lifeforms

Now its top scientists are trying to work out whether these worlds are abundant with extraterrestrial beings – or as dead as a terrestrial …

Exoplanets

Thinking Big: NASA’s plans to guard Mars’s atmosphere with a magnetic shield signals our first step…

Thinking Big: NASA’s plans to guard Mars’s atmosphere with a magnetic shield signals our first step to terraforming hostile environments<p>If you want …

Solar Wind

Planet Again? Pluto, Most Moons Count Under Proposed Definition

THE WOODLANDS, Texas — There's new hope for people who still believe that Pluto is a planet more than a decade after the International Astronomical …

Solar System

Critics have it all wrong about the new 'Mass Effect' game

I'm a huge "Mass Effect" fan, and I've been looking forward to "Andromeda" for a good five years. Like so many other devotees to the series, I wanted this game to be good.<p>So when the reviews dropped this week, my heart sank a bit.<p>My colleague Ben Gilbert called "Andromeda" the worst game in the …

Game Development

Crumbling Comet? The Great Debate About Whether Rosetta Rock 67P is Breaking Apart

<i>This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights.</i><p>It …

Rosetta Mission

Hubble Snaps Stunning Image Of Two Distant, Gravitationally Interacting Galaxies

Astronomers using the Hubble Space Telescope have captured a stunning new image of two galaxies gravitationally interacting with each other. The …

Space Science

Photos Reveal More Than 200 Bright Blue Arctic Lakes Have Started Bubbling With Methane Gas

Not good.<p>Satellite images have revealed more than 200 strange, bright blue lakes in Russia's Arctic regions that are bubbling "like jacuzzis" as a …

Climate Change

Process Behind Martian Streaks Continues To Puzzle

It’s a well-documented fact that roughly 4 billion years ago, Mars had liquid water flowing on its surface. However, there have also been recent …

Space Exploration

3 Cool Ways to Protect Your Eyes During the Total Solar Eclipse

Most people know to never look directly at the sun, and that rule will apply during one of the most historic skywatching events of the century.<p>In …

Space

Why Our Plans to Colonize the Universe Haven't Come to Fruition (Yet)

Inspired by the space race and landing on the Moon, years of research in the 1970s went into creating colonies that could transport large populations of humans into the stars. But that never happened. What went wrong with our plans to colonize the universe?

Universe

Visions of the Future

Frigid and alien, yet similar to our own planet billions of years ago, Saturn's largest moon, Titan, has a thick atmosphere, organic-rich chemistry …

Space Exploration

There’s officially a whole new kind of cloud

How many different kinds of clouds can you name? Zero? Great, that means we’re on the same page. Sure you might rattle off some science-sounding …

World Meteorological Organization

Exoplanets Make Life Conversation Livelier

Astronomers have catalogued more than 3,500 exoplanets since the first one was found in 1988.<p>“Part of the revelation and the revolution that’s going …

Exoplanets

The Biggest Idea about the Universe: Convergence

Convergence is considered to be one of the most important ideas about the Universe. It’s an idea that focuses on how disparate areas of science are …

Cosmology

One of the biggest mysteries in science: why is the universe dominated by matter?

<b>Why the universe is dominated by matter today, instead of being comprised of equal parts matter and antimatter, is one of the most intriguing</b> …

Cosmology

Mass Effect Andromeda review: BioWare's beloved sci-fi series awakens from cryo-sleep flawed but still enjoyable

A whole galaxy is a big promise to make. An entirely unknown galaxy, which is fully explorable with a compelling story? That's one hell of a promise. …

Gaming

A rocket, a rover, and a moon: this week in space

Next week SpaceX is going to reuse its first reusable rocket, launching it from their new digs at Pad 39A. This particular rocket is kind of a big …

Space Exploration

2017 March 25 - Ganymede s Shadow

<b>Ganymede's Shadow</b> <b><br>Image Credit & Copyright:</b> Damian Peach, Chilescope<p><b>Explanation:</b> Approaching opposition early next month, Jupiter is offering some of …

Space

Supermassive black holes launch jets that emit more energy in one second than our sun will produce…

Supermassive black holes launch jets that emit more energy in one second than our sun will produce in its entire lifetime<p>When the universe was young, …

Space Science

ALMA Captures Dying Red Giant Star in Its Final Moments

The phenomenal site of a dying red giant star’s final act was captured by a team of international astronomers using the Atacama Large …

Space Science

The Missing Mass

The greatest amount of star formation will occur where the gas density is greatest. This is in the spiral arms. It is possible to make spiral arms …

Space Science

Solar eruptions have a direct impact on Earth’s global temperature

A team of scientists from the National Space Institute at the Technical University of Denmark (DTU Space) and the Racah Institute of Physics at the …

Climate Change

NASA Selects Mission To Map Interstellar Medium In Milky Way, Large Magellanic Cloud

NASA announced Saturday that it had, as part of its Explorers Program, selected a science mission to measure emissions from the interstellar medium …

Space Science

How Big Was The Universe At The Moment Of Its Creation?

You might think of the Universe as infinite, and quite honestly, it might truly be infinite, but we don’t think we’ll ever know for sure. Thanks to the Big Bang — the fact that the Universe had a birthday, or that we can only go back a finite amount of time — and the fact that the speed of light is …

Cosmology

Uranus Is a Wonderland and We Should Go There

Uranus is tired of being the butt of your jokes—especially that one.<p>You see, Uranus is so sad and so very lonely; despite being discovered in 1781, …

Space Exploration

Here's What Might Happen If We Finally Decide To Leave Earth Behind

Where we might go and the plans we'd need in place to colonise other planets and galaxies<p>Click here to see GameSpot & EA's guide to Mass Effect Andromeda<p>Last year, physicist and cosmologist Stephen Hawking revealed he doesn't believe our planet is likely to survive all the terrible things we're …

Milky Way Galaxy

This rogue black hole is flying through space, eating everything in its path

Supermassive black holes are one of the scariest, most destructive and utterly intimidating forces in the universe, but the good news is that they …

Black Holes