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Astronomy

Solar storms: New evidence that the Sun twice erupted violently in the Middle Ages.

In the years 774 and 993, the Earth was attacked from space.<p>Not by aliens, but by a natural event—and it was very, very powerful.<p>Phil Plait writes</b> …

Solar Cycle

Weather On This Odd Space Object Is Cloudy With A Chance Of Molten Rain

The methods used to find this alien world, which has no host star, could help us to better identify life-sustaining objects in the future.<p>An umbrella won't do you much good on this strange Jupiter-like space object.<p>Scientists have determined the weather patterns on PSO J318.5-22 -- a mysterious 20 …

Mystery Of Mars' Lost Atmosphere Solved At Last, Thanks To NASA's MAVEN Mission

In many ways, Mars is the most Earth-like planet we’ve ever examined up close, besides our own. With a history of a watery past, copious amounts of erosion, revealed sedimentary rock, volcanos, clouds, icecaps, sand dunes and features like dried-up riverbeds, there’s an entire geological history …

Domain Profile - Afternic

Unidentified Flying Objects – the reality, the cover-up and the truth

Unidentified Flying Objects, or UFOs as they are commonly known, have been witnessed by millions of people all over the world and have been recorded …

NASA Brings Scientists & Theologians Together To Prepare World For Extraterrestrial Contact

I'm in!<p>A couple of months ago, top American astronomers gathered in front of Congress to let them know that extraterrestrial life exists — without …

www.ascensionearth2012.org

Facts About the Universe: Aliens Probably Exist, Why You Should Keep an Open Mind

WATCH: bizarre 'donut UFO' vanishes after International Space Station camera spots it

STREETCAP1•YouTubeThe odd "donut UFO" the latest to "stalk" the ISS<p>The latest sighting comes just days after viral reports that the US space agency …

A Dizzying Visualization of Earth's Orbital Debris

A mysterious object expected to make a fiery reentry on November 13 is far from the only piece of space garbage zooming above us.<p>Perhaps there’s no better way to give first-time astronauts the heebie-jeebies than to show them the immense garbage field they’ll be drifting through. The U.S. …

Does time run backward inside black holes?

Using the 'holographic principle,' a new study suggests that the ever decreasing entropy of black holes could means that thermodynamic time may go …

How Hurricane Patricia Became the Strongest Storm Ever Recorded and Why It Killed So Few People

Hurricane Patricia—the strongest tropical cyclone ever recorded—made landfall on Mexico’s west coast last Friday as a powerful category five, the …

This 46-Gigapixel photo of the Milky Way will blow your mind

Astronomers have put together what they are claiming the largest astronomical image to date in a stunning 46 gigapixel composite image of the Milky …

Universe

What Is the Smallest Thing in the Universe?

The answer to the enduring question of the smallest thing in the universe has evolved along with humanity. People once thought grains of sand were …

4. The Big Rip

As the name implies, the big rip symbolizes all matter being ripped apart. The main rascal of this doomsday theory is dark energy. Yet to be proven, …

The largest astronomy image of all time reveals something amazing

To see this brilliant masterpiece in all its beauty, you'll have to use this online tool, which not only shows the image but also has a search feature you can use to identify specific objects.<p>Generated from five years of observations in one of the driest places on Earth, the image is of our home …

First Evidence That White Dwarf 'Death Stars' Consume Their Planets

Scientists are witnessing the epic destruction of a solar system at the hands of its sun for the first time ever, thanks to data from the Kepler space telescope.<p>Everyone knows that Earth’s fate many billions of years from now will be destruction by the Sun, once it burns through all its nuclear …

Watch What Happens When a Black Hole Swallows a Star

It’s not clean, that’s for sure.<p>It's been about a year since <i>Interstellar</i>, but if you're still looking for black holes ripping things apart, NASA has you covered. The Goddard Space Flight Center published an artist's rendition of what happens when a star gets close enough to a black hole to get …

Black Holes

Search for Alien Civilization Near Bizarre Star Begins

The search for signs of life in a mysterious star system hypothesized to potentially harbor an "alien megastructure" is now underway.<p>Astronomers have begun using the Allen Telescope Array (ATA), a system of radio dishes about 300 miles northeast of San Francisco, to hunt for signals coming from the …

Astronomers have spotted something in space that looks like it could have been made by aliens

"Aliens should always be the very last hypothesis you consider, but this looked like something you would expect an alien civilisation to build," Jason Wright, an astronomer from Penn State University in the US, told The Atlantic.<p>The star, KIC 8462852, is located about 1,500 light-years away between …

How Did The Halloween Asteroid Sneak Up On Us?

Fortunately it's not headed for Earth<p>Earth is getting a very large trick-or-treater this Halloween.<p>On October 31, an approximately 1,300-foot asteroid will hurtle by at about 1.3 times the distance of the Moon. It'll likely be our closest encounter with such a huge space rock until 2027.<p>The timing …

NASA Spacecraft Provides First View of Our Place in the Galaxy

WASHINGTON - NASA's Interstellar Boundary Explorer, or IBEX, spacecraft has made it possible for scientists to construct the first comprehensive sky …

Forget September’s ‘Blood Moon’ – the world’s REALLY going to end in December

Don’t bother putting up any Christmas decorations – before December’s out, a deadly planet will have smashed into Earth ‘like a wrecking ball’, …

Jupiter's Moon Ganymede

In 1610, Galileo Galilei looked up at the night sky through a telescope of his own design. Spotting Jupiter, he noted the presence of several …

Astronomy

White dwarf upsets planetary system, consumes evidence

Rocky planets are disintegrating around a white dwarf, the core of a dead star.

Here's Why We Don't Feel Earth's Rotation, According to Science

You're travelling at 465 metres per second right now.<p>It should not come as a surprise to you that our planet, with its atmosphere and everything on …

Universe

Space anomaly gets extraterrestrial intelligence experts' attention

<b>(CNN) —</b> The Search for Extraterrestrial Intelligence Institute has its eyes -- and soon possibly one of the United States' premier telescopes -- focused on an anomaly that some astronomers can't quite explain.<p>Users on the online astronomy crowdsourcing interface Planet Hunters discovered a peculiar …

Northern California

Our Place in the Cosmos

During the past few decades we have discovered that at least from a physical perspective, humans are but a speck of dust in the grand scheme of the universe.<p>We live on a small planet which revolves around a very ordinary star. The Kepler space observatory has shown us that our Milky Way galaxy is …