Mark Draper

3,931 Added | 5 Magazines | 26 Following | 42,275 Followers | @drapermk | Based in Copenhagen, Denmark.

There might be a fast radio burst every second

Fast radio bursts (FRBs) are one of the hottest topics in astronomy right now. These short but extremely powerful bursts last only milliseconds, but …


New Space Telescope, 40 Times The Power Of Hubble, To Unlock Astronomy's Future

Since humanity first turned our gaze skyward, we’ve realized that the cosmic story of our existence — our origins, all that exists today, and what our ultimate fate is — is literally written across the Universe. Our understanding of what our Universe truly is, what it’s made up of, and how it came …


Astronomers Have Spotted a Strange Hybrid Asteroid in Our Solar System

Like nothing we've seen before.<p>The Hubble space telescope has seen a lot of weird things that defy easy definition. Here's one more for the list – a …


Sun on the sky’s equator

Another great explanation of Friday’s equinox – plus beautiful graphics – from astronomer Guy Ottewell.<p>The equinox will strike, like a bell, on …


More evidence of water on Mars

Planetary researchers say a large sedimentary basin, named Aeolis Dorsa, contains some of the planet’s most spectacular and densely packed river …


2 Monster Black Holes Spotted at Galaxy's Heart

Not one but two gigantic black holes lurk at the heart of the distant spiral galaxy NGC 7674, a new study suggests.<p>These two supermassive black holes …


Are We About To See A Black Hole?

If there is one thing science is good for, it's going to extremes.<p>A lot of science's history is just one story after another of people figuring out how to do something that, just a few years before, was thought to be impossible.<p>The impossible was heavy on my mind last Wednesday as I found out just …


The Media Has A Probability Problem

The media’s demand for certainty — and its lack of statistical rigor — is a bad match for our complex world.<p><i>This is the 11th and final article in a</i></i> …


Is our galaxy normal?

Our home galaxy, the Milky Way, has been a jumping-off point to our understanding of galaxies throughout the universe. And though our picture of that …


Astronomers just discovered the smallest star ever

A team of astronomers at the University of Cambridge was on the lookout for new exoplanets when they came across an exciting accidental discovery: …


Exploring the solar system graveyard

Where spacecraft go to die<p>Research: Giorgia Guglielmi<p>14 September 2017<p>On 15 September, NASA's Cassini spacecraft will conclude a nearly 20-year-long …

Space Exploration

The plan to send 50 small spacecraft to tour 300 asteroids

Asteroids have a lot to teach us about the early days of the Solar System, but their nomadic nature makes them hard to study. To observe a wide range …

Space Exploration

NASA is about to sling a spacecraft onto an asteroid

When it comes to studying samples of otherworldly material, scientists on Earth are in a bit of a bind. We’ve brought rocks back from the moon and …

Space Exploration

Scorching hot Mercury looks icier than previously thought

With blistering daytime temperatures of up to 800° F (427° C), Mercury isn't the first planet in the solar system you'd think to look for ice. But …


A Peek at the Glowing Red Shell Around an Aging Star

The latest picture of a distant star shows more detail than ever before.<p>About 2,700 years ago, a distant star in our galaxy expelled a bunch of material at high speed, creating a thin shell around itself. Now, thanks to powerful telescopes, astronomers can take a picture of it.<p>U Antliae, one of the …


Jupiter has two new moons

<b>And five lost ones have been found.</b>


Does self-interacting dark matter explain galactic diversity?

Simulation predicts rotation curves of 30 galaxies

Dark Matter

New Map of Water in Moon Dust - Sky & Telescope

<b>A new analysis maps out water across the lunar surface, revealing how its abundance changes with latitude.</b><p>Water is the most abundant chemical …


Earth dodges a cosmic bullet -- for now

<b>(CNN) —</b> Mother Nature has had a hectic past couple of weeks of hurricanes, an earthquake, wildfires and flooding. But while our attention has been turned to these humanitarian crises, Earth ducked a cosmic bullet the likes of which could have crippled human technological civilization.<p>Over the last …

Large Hadron Collider

Insight Astronomy Photographer of the Year 2017 winners – in pictures

Awe-inspiring views of the universe were celebrated at the Insight Astronomy Photographer of the Year 2017 awards ceremony, held at the Royal Greenwich Observatory


Proof Of 'God Playing Dice With The Universe' Found In The Sun's Interior

Deep inside the Sun’s interior, the fusion of lighter nuclei into heavier ones causes a tiny amount of mass to be lost, converted into energy via the famous <i>E = mc2</i>. At temperatures of 4,000,000 K or above, all the way up to 15,000,000 K in the Sun’s very center, hydrogen and helium isotopes build …


Cassini Took One Last Look at a Mysterious Glitch in Saturn's Rings Before It Died

Peggy is something along the edge of Saturn’s ring, a glitch whose source we’ve never seen. Cassini took a last peek at Peggy during its Grand Finale …


Three Planets Will Slide Behind the Moon in an Occultation

At the start of this week, the moon will play a game of planetary peek-a-boo as it momentarily blocks Venus, then Mars and then Mercury in the sky. Although it will be difficult to see this disappearing act in much of the world, it’s a vivid reminder of the cosmic clockwork at play in our solar …


An Atmosphere of Heavy Metals

<i>Researchers have found strong evidence of titanium oxide in the atmosphere of a hot giant planet, adding new insights to the complex motions of these</i> …


Canada to study how solar storms impact power grids, banks, satellites

It's the first step to better understanding the threat space weather poses to Canada, expert says<p>Solar storms may sound like a piece of science …

Space Weather

New Study Indicates that Planet 9 Likely Formed in the Solar System

In January of 2016, astronomers Mike Brown and Konstantin Batygin published the first evidence that there might be another planet in our Solar …


Cassini is gone. What comes next?

Europa, the outer solar system, and a lot of questions.<p>It sent back data until the last possible moment, struggling against the atmospheric forces that would soon vaporize the spacecraft into dust. Then, it was gone. Cassini’s perfectly executed dive last week shuttered one of our few windows to …

Space Exploration

The mysterious light-eating, super-hot, pitch-black exoplanet

A new study of a mysterious hot exoplanet called WASP-12b has revealed it to be a pitch-black, light-eating oddity. The revelation surprised …


What Earth looks like to far-out celestial bodies

Glance at the stars, glance back in time.<p>When we look at stars in the night sky, we’re actually looking back in time. Since it takes a while for light to cross the vast emptiness of the universe—even at a blistering 186,000 miles per second—we’re seeing each celestial object as it looked eons ago. …


Astronomers Just Found a Surprise Hidden on The Mysterious Night Side of Venus

We only come out at night.<p>With its scorching heat and corrosive atmosphere, the toxic hellhole that is Venus isn't the most inviting place in the …