Carnival of Space #540

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Welcome, come in to the 540th Carnival of Space! The Carnival is a community of space science and astronomy writers and bloggers, who submit their best work each week for your benefit. So now, on to this week's stories!

First up,

Chandra Reveals the Elementary Nature of Cassiopeia A

over at the

Chandra X Ray Observatory Blog

.

Then, we visit

The Venus Transit

where we read about the

Supermoon rises sunsets and halos. Cold weather and high clouds doing great for the urban stargazer.

Next, we return here to

Universe Today.

Matt Williams shares that a

Monster Black Hole Seen Shortly After the Big Bang.

Next up, Matt asks

Earth and Venus are the Same Size, so Why Doesn't Venus Have a Magnetosphere? Maybe it Didn't Get Smashed Hard Enough.

Finally, Matt details how

Astronauts in Trouble Will be Able to Press the "Take Me Home" Button.

Over at

CosmoQuest

Jennifer Grier shares another

CQ Science – Post 6: Simple to Complex

about craters! Check out their mapping projects - you can map craters on the Moon, Mercury or Mars!

Thank you for all of your stories - we'll see you next week!

And if you're interested in looking back, here's

an archive to all the past Carnivals of Space

. If you've got a space-related blog, you should really join the carnival. Just email an entry to [email protected], and the next host will link to it. It will help get awareness out there about your writing, help you meet others in the space community – and community is what blogging is all about. And if you really want to help out, sign up to be a host. Send an email to the above address.