Mike Barrett

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Urvara and Yalode: Giant Craters on Ceres

This image from NASA's Dawn spacecraft shows the large craters Urvara (top) and Yalode (bottom) on dwarf planet Ceres. These features are so big that …

Astronomy

The Largest Black Hole Merger Of All-Time Is Coming, And Soon

Einstein’s theory of General Relativity has withstood every test for more than a century.<p>From the bending of starlight to orbital decay, Einstein’s predictions for spacetime’s behavior have never failed.<p>Since 2015, the final stages of black hole and neutron star inspirals and mergers have been …

Black Holes

When black holes photobomb a galaxy

A real problem with astronomy is knowing where stuff is. By that I mean we don't always have distance information on an object, so we don't know if …

Dwarf Planet Ceres May Have Had a Global Ocean in Ancient Past

Nestled in the asteroid belt, the dwarf planet Ceres contains water-rich materials that suggest it once boasted a global ocean in its distant past. …

Astronomy

Catalog Page for PIA21906

<b>Original Caption Released with Image:</b><p>This orthographic projection shows dwarf planet Ceres as seen by NASA's Dawn spacecraft. The projection is …

Astronomy

One of Our Fundamental Assumptions About Black Holes Was Just Overturned in The Lab

We have a problem.<p>Black holes are the most intense and mysterious cosmic phenomena in the Universe, and new research shows we understand even less …

Physics

The absurd precision involved in detecting gravitational waves

Back in September 2015, the LIGO experiment detected gravitational waves formed 1.3 billion years ago when two black holes merged into one. The …

Physics
Landscape Photography

Dawn discovers evidence for organic material on Ceres

NASA's Dawn mission has found evidence for organic material on Ceres, a dwarf planet and the largest body in the main asteroid belt between Mars and …

Portrait Photography Tips You Need to Start Using Today

Portrait photography is perhaps one of the most rewarding types of photography.It’s fun, too. Certainly more fun than reading the camera’s owner’s …

Framing

The expert guide to photographing winter birds

<b>Winter is the perfect time to build up a photographic portfolio of local birdlife, and experiment with some different approaches, says Mark Sisson</b><p>One …

Landscape Photography

Cosmic lenses support finding on faster than expected expansion of the Universe

Dawn Journal: 5th Mapping Orbit

Dawn just completed another successful observation campaign at Ceres from its latest mapping orbit. Mission Director and Chief Engineer Marc Rayman …

Where is the Ice on Ceres? New NASA Dawn Findings

At first glance, Ceres, the largest body in the main asteroid belt, may not look icy. Images from NASA's Dawn spacecraft have revealed a dark, …

Astronomy

NASA's Dawn Spacecraft: Flight Over Occator Crater on Dwarf Planet Ceres

Ceres: Keeping Well-Guarded Secrets for 215 Years

New Year's Day, 1801, the dawn of the 19th century, was a historic moment for astronomy, and for a space mission called Dawn more than 200 years …

Astronomy

NASA Dawn Mission

Which Came First?<br>These spectacular fractures on the floor of 162 mile (260 km) Yalode crater in Ceres' southern hemisphere are believed to have been …

Facts are the reason science is losing during the current war on reason

You’d think scientists could answer simple questions like ‘when did the dinosaurs live?’. But the truth about science is bad news for those seeking certainty<p>With controversy about science communication, facts and alternative facts hitting the headlines recently, I’ve been having a number of …

Paleontology

Super hi-res image of Ceres crater Occator shows detail in bright spots.

Sweet mother of protoplanetary briny impacts! I’ve been wanting to see a high-resolution image of the crater Occator and its weird bright spots for …

Astronomy

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How to Use Composition Templates to Improve Your Photography

When doing photography in general, and in my case travel photography, the use of a <i>photography template</i> can be very beneficial and help improve the …

Landscape Photography

27 Of The Most Amazing Science Photos Of 2016

The International Space Station, sharks, and a multicoloured lizard with a stick.

Why you should not delete images on your memory card using your camera

As many of you know, I spent many years of my life as Director of Marketing at Lexar dealing with the ins and outs of the memory card business. And …

Cameras

NASA Jet Propulsion Laboratory Blog | Dear Dawnimations

Dawn is concluding a remarkable year of exploring dwarf planet Ceres. At the beginning of 2016, the spacecraft was still a newcomer to its lowest …

Astronomy

Shoot the stars - wherever you are

These Are the First Known Photos of Snowflakes Ever Made: Shot by a Vermont Farmer in 1885

Back in 1885 a Vermont farmer had a crazy idea: He would combine his bellows camera with a microscope in an attempt to capture the fleeting beauty of …

Dawn Sets Course for Higher Orbit

After studying Ceres for more than eight months from its low-altitude science orbit, NASA's Dawn spacecraft will move higher up for different views …

Study Skills