Related topics: spacecraft ยท solar system

Dwarf planet mysteries beckon to New Horizons

(PhysOrg.com) -- At this very moment one of the fastest spacecraft ever launched -- NASA's New Horizons -- is hurtling through the void at nearly one million miles per day. Launched in 2006, it has been in flight longer ...

Mauna Kea telescope back up after lightning strike

(AP) -- A Mauna Kea telescope that was knocked out by lightning more than two months ago is fully operational again after undergoing repairs, the telescope's director said Friday.

Hubble discovers another moon around Pluto

(PhysOrg.com) -- Astronomers using the Hubble Space Telescope discovered a fourth moon orbiting the icy dwarf planet Pluto. The tiny, new satellite, temporarily designated P4, was uncovered in a Hubble survey searching for ...

Astronomers observe Pluto and its moons

(PhysOrg.com) -- A Williams College team of astronomers, headed by Bryce Babcock and Jay Pasachoff, have been in Hawaii, near Honolulu, to observe a rare double-double event about Pluto. On June 23rd, they observed an occultation, ...

SOFIA successfully observes challenging Pluto occultation

(PhysOrg.com) -- On June 23, NASA's Stratospheric Observatory for Infrared Astronomy (SOFIA) observed the dwarf planet Pluto as it passed in front of a distant star. This event, known as an "occultation," allowed scientific ...

Pluto has carbon monoxide in its atmosphere

A British-based team of astronomers has discovered carbon monoxide gas in the atmosphere of Pluto, after a worldwide search lasting for nearly two decades. Team leader Dr Jane Greaves of the University of St Andrews will ...

Recent news on the debate over Pluto's planethood

Earlier this month, Eris -- the distant world first discovered by Caltech's Mike Brown and colleagues back in 2005, paving the way for the eventual demotion of Pluto from planet to dwarf planet -- passed fortuitously in front ...

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. ...

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