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Trilobites: If You Blink, You Might Miss the Eta Aquarids Meteor Shower

The Eta Aquarids is one of the fastest meteor showers. Its specks pierce the sky at about 148,000 miles per hour.

A Galaxy Hidden in Plain Sight

There are times when I glance at an image and right away I know something is peculiar about it. Such was the case for UGC 477, the very lovely but decidedly weird galaxy pictured above. The image was taken using Hubble Space Telescope, and only shows two colors; usually these images are the more natural-looking three-color red/green/blue composites. Show More Summary

A Moon for Makemake

The solar system beyond Neptune is full of worlds hosting moons. Now we know that the dwarf planet Makemake has one of its very own.

eta Aquariid Meteor Shower 7-9 May, 2016

10 hours agoAcademics / Astronomy : Astroblog

Morning sky on Saturday May 7 looking east as seen from Adelaide at 4:00 am ACST. The radiant of the eta Aquariid meteor shower is shown. Similar views will be seen elsewhere in Australia at the equivalent local time. (click to embiggen).The...Show More Summary

The Earth Is Getting Greener… But That’s Not a Good Sign

A new study just published in the journal Nature Climate Change reached an interesting, if not totally surprising, conclusion: The Earth has become significantly greener over the past 33 years. The main reason? All the extra carbon dioxide...Show More Summary

360° View of the SpaceX Booster Ocean Landing

This is just too cool. Click in the video and drag it around. Hint: At the beginning, tilt up. The Falcon 9 booster landing on April 8, 2016 was pretty amazing. It was windy out, as you can see from the video; once the booster made contact it slid a few meters. Show More Summary

No, Saturn Won’t Be Huge in the Sky on May 1

Another day, another weird Facebook astronomy hoax. The photo with the caption above have been spread around Facebook quite a bit the past few days; it shows Saturn looming huge in the sky over a city, with the annotation, “On 5/1/16 Saturn will be the closest it ever has been to Earth. Show More Summary

Future High-Resolution Imaging of Mars: Super-Res to the Rescue?

HiRISE Principal Investigator Alfred McEwen explains an imaging technique known as Super-Resolution Restoration (SRR), and how it could come in handy for high-resolution imaging of the Red Planet.

The Warped Path to Understanding the Universe

The Universe is a bit bent. You’d think that light would travel in straight lines, going directly from point A to point B. But it’s more complicated than that. Space is curved, warped, distorted by the matter lodged within it. It’s hard...Show More Summary

What NASA Can Learn from SpaceX

SpaceX's announcement that it will send Dragon capsules to Mars demonstrates the advantage of having a clear plan to explore the red planet. NASA should take note.

Follow the life of the last man on the moon

Eugene Cernan's career was by any measure a triumph but a new profile spares a thought for the people left in his wake  

The phases of the far side of the Moon

Serbian artist Ivica Stoši? used Clementine and Kaguya data to give a glimpse of the phases of the lunar farside.

Shuttle tank, meet canal: Engineering wonders cross paths in Panama

Two modern engineering marvels crossed paths this week here in Central America, as the last unflown space shuttle external fuel tank passed through the Panama Canal during a multi-week voyage from New Orleans to Los Angeles.

Climate Change Is Strangling Our Oceans

As our globe heats up, the effects of those rising temperatures are complex and varied. Overall, we call these effects “climate change”, but that’s an umbrella phrase that covers a vast number of changes. Melting polar ice, glacial melt,...Show More Summary

With Putin Looking On, Russian Rocket Launches Late

Russia’s space agency postponed the inaugural launch of a rocket from the Vostochny Cosmodrome in the Far East, citing technical problems.

SpaceX Says It Plans to Send a Probe to Mars

Elon Musk’s company said it would dispatch its Dragon vessel to the planet, possibly as early as 2018, with a long-term goal of establishing colonies.

A Moon for Makemake

Well now, this is very cool: Astronomers have just announced that Makemake has a moon! Makemake (pronounced MAH-kay-mah-kay; it’s named after a Rapa Nui god who created humanity) is a Kuiper Belt object (or KBO), a large icy world orbiting the Sun way out past Neptune. Show More Summary

Trilobites: Makemake, the Moonless Dwarf Planet, Has a Moon, After All

Astronomers found the moon, nicknamed MK2, in an image taken by the Hubble Space Telescope.

Ep. 411: Science of Sunset Colors

We all enjoy beautiful, multicolored sunsets. But what causes the brilliant oranges, pinks and purples that we see, and why does it change from day to day and season to season?

The Senate Just Proposed to Slash Planetary Science Funding

The Senate has released its draft of NASA's 2017 budget which, despite increasing NASA's top-line by $300 million, would cut $270 million from the Planetary Science Division. Here's why we shouldn't worry—yet.

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