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Science Wire | Apr 26, 2016

Watch NASA build James Webb Space Telescope

The JWST mirror covers off for a few days this week, and webcams are set up at Goddard Space Flight Center. Watch!

Venus Express aerobraking. Image credit: ESA - C. Carreau
Science Wire | Apr 26, 2016

What Venus Express learned by aerobraking

Results from the Venus Express spacecraft, obtained when – in the craft’s final months – it surfed the dense atmosphere of Venus.

Moon rocks collected b Apollo astronauts have been found to contain an element created only by supernovae. Here, Apollo 12-astronaut Alan Bean takes a sample of the lunar surface. Photo via NASA.
Science Wire | Apr 25, 2016

Moon rocks reveal nearby supernova

Iron-60 found in moon rocks supports an earlier finding that – 2 million years ago – a supernova exploded only 300 light-years away.

Comet Halley's position in May, 2016. The view is from the north side of the solar system, whereby the planets orbit the sun in a counterclockwise direction - but Halley's Comet orbits the sun clockwise. Click here for Comet Halley's present position, or if you'd like, change the date to view its position in any chosen year.
Science Wire | Apr 25, 2016

Comet Halley, parent of 2 meteor showers

The 2 meteor showers spawned by the famous Comet Halley. And a word about Isaac Newton’s Vis-viva equation, his poetic rendition of instantaneous motion.

View larger. |  The Bubble Nebula, also known as NGC 7653, is an emission nebula located 11,000 light-years away. Image credit: NASA, ESA, Hubble Heritage Team
Science Wire | Apr 23, 2016

Bubble Nebula looks like giant cosmic soap bubble

A new Hubble image captures – in stunning clarity – the Bubble Nebula, a cloud of gas and dust illuminated by the brilliant star within it.

Montauk Point lighthouse. Photo: Neeti Kumthekar
Science Wire | Apr 23, 2016

What are star trails? How can I capture them?

As Earth spins under the sky, the stars appear to move. When a camera captures that movement, that’s called a star trail. Plus … an astrophotographer explains how he does it.

Photo by Justin Ng
Tonight | Apr 23, 2016

EarthSky’s meteor shower guide for 2016

A list of major meteor showers in 2016. Next one up: the Eta Aquarids. Peak mornings May 5 and 6, but it’s a broad peak … watch several mornings around peak dates.

Earth will between between the sun and Mars on May 22, 2016.  Then, the distance between our two worlds will be at its least for this two-year period, and Mars will appear brightest in our sky.  Image via Fourmilab.
Science Wire | Apr 21, 2016

Mars is getting bright! Here’s why

We’ll pass between Mars and the sun on May 22. Watch Mars brighten dramatically between now and then!

Ceres' Haulani Crater, shown in enhanced color, with a diameter of 21 miles (34 kilometers), shows evidence of landslides from its crater rim. Image credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA
Science Wire | Apr 20, 2016

New images of Ceres craters

New Dawn spacecraft images of two craters on the dwarf planet Ceres, Haulani and Oxo. Haulani looks like a fresh impact into Ceres’ surface.

Image via New Scientist
Science Wire | Apr 19, 2016

10 surprises about our solar system

A collection of 10 unexpected and intriguing facts about our solar system – our sun and its family of planets – you probably did not know!