Saturn at opposition 2016

They're back. After a wintertime largely devoid of evening worlds, the planets are once again in the evening sky. First Jupiter, then Mars have crossed opposition over the past few months, and now Saturn is set to take center ...

Star Trak: May 2016

Mars will have its best opposition in more than a decade in May.

Image: Hubble frames a unique red rectangle

The star HD 44179 is surrounded by an extraordinary structure known as the Red Rectangle. It acquired its moniker because of its shape and its apparent color when seen in early images from Earth. This strikingly detailed ...

Image: Hubble observes galaxies' evolution in slow motion

It is known today that merging galaxies play a large role in the evolution of galaxies and the formation of elliptical galaxies in particular. However there are only a few merging systems close enough to be observed in depth. ...

Image: The Argo's hidden cargo

The constellation of the great ship Argo Navis used to bob along the watery southern horizon of the Mediterranean during times of antiquity.

Magnetic complexity begins to untangle

After a year in orbit, the three Swarm satellites have provided a first glimpse inside Earth and started to shed new light on the dynamics of the upper atmosphere – all the way from the ionosphere about 100 km above, through ...

Comet C/2013 US10 Catalina

Live in (or planning on visiting) the southern hemisphere soon? A first time visitor to the inner solar system is ready to put on the first of a two part act starting this month, as Comet C/2013 US10 Catalina breaks +10th ...

Image: Hubble sees a fascinating galactic core

This elliptical galaxy was discovered in March 1781 and lies about 60 million light-years away from Earth in the constellation of Virgo (The Virgin). The galaxy is part of the very heavily populated center of the Virgo Cluster, ...

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