Dark Matter Map in Galaxy Cluster Abell 1689 – Astronomy Picture of the Week

Dark Matter Map in Galaxy Cluster Abell 1689

This image represents the inner region of galaxy cluster Abell 1689 and the distribution of dark matter around it. Abell 1689 is an immense cluster of galaxies located 2.2 billion light-years away. Dark matter cannot be photographed, but its presence can be inferred by observing the light from background galaxies… Continue reading

A Young Hedgehog

Hedgehog

The European hedgehog (Erinaceus europaeus) is a rather small creature – in length, it measures only 20 to 30 cm. When a hedgehog comes across predators, it rolls into a thorny ball, revealing all of its 5000 to 7500 spikes. … Continue reading

AstroBlog Follow Friday & Weekly Stumbles For 2011-12-30

Twin NASA Probes Have New Year

No matter how exciting your plans are for New Year’s, two NASA spacecraft have you beat – they’ve got a date with the moon. After more than three months of spaceflight, NASA’s twin Grail probes are set to start orbiting the moon this weekend, with Grail-A arriving Saturday (Dec. 31) and Grail-B following on Sunday (Jan. 1). Continue reading

Most Googled Cars Of 2011

Most-Googled-Cars-Thumb

Find out the top ten most Googled cars in the United States and how top car companies measure up in the realm of Google search. This infographic shows which cars and car makers dominate the Google trend statistics. Infographic by DriveSteady.com

AstroBlog Follow Friday & Weekly Stumbles For 2011-12-23

Do Newfound Alien Planets Need Better Names?

Astronomers on Tuesday (Dec. 20) announced the discovery of the first two Earth-size alien planets – a historic find for sure, but the newfound worlds didn’t exactly receive historic names. The two alien planets are officially known as Kepler-20e and Kepler-20f, a nod to the instrument that detected them, NASA’s prolific Kepler space telescope. Continue reading