Planck space observatory releases first data

The first scientific results from Europe’s Planck spacecraft were released at a press briefing today in Paris. The findings, focusing on the coldest objects in the Universe – both within our galaxy and also out to the most distant reaches of space -…

A total lunar eclipse and winter solstice coincide on Dec. 21

With frigid temperatures already blanketing much of the United States, the arrival of the winter solstice on December 21 may not be an occasion many people feel like celebrating. But a dazzling total lunar eclipse to start the day might just r…

NASA’s Hubble harvests distant solar system objects

Beyond the orbit of Neptune reside countless icy rocks known as trans-Neptunian objects (TNOs). One of the biggest, Pluto, is classified as a dwarf planet. The region also supplies us with comets such as famous Comet Halley. Most TNOs are small …

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