Space Telescope News

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  New Video Brings Webb Telescope's Third Mirror to Light

  February 1, 2013 — There are four types of mirrors that will fly on NASA's James Webb Space Telescope. They're called the "primary, secondary, tertiary" and fine steering mirrors. Although the 18 primary mirror ... > full story
• Stars
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  'Hungry Twin' Stars Gobble Their First Meals

  January 31, 2013 — Years of monitoring its infrared with the Spitzer instrument reveal that it becomes 10 times brighter every 25.34 days, astronomers say. This periodicity suggests that a companion to the central ... > full story
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  Doubt Cast on Late British Astronomer Sir Bernard Lovell's 'Brainwashing' by Soviets

  January 31, 2013 — A new article casts doubt on the alleged "brainwashing" of the late British astronomer Sir Bernard Lovell by the Soviets at the height of the Cold War and explains how his trips beyond the Iron ... > full story
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  NASA Launches Next-Generation Communications Satellite

  January 30, 2013 — The first of NASA's three next-generation Tracking and Data Relay Satellites (TDRS), known as TDRS-K, launched at 8:48 p.m. EST Wednesday (Jan. 30) from Cape Canaveral Air Force Station in Florida. ... > full story
• Extrasolar Planets
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  Herschel Finds Past-Prime Star May Be Making Planets

  January 30, 2013 — A star thought to have passed the age at which it can form planets may, in fact, be creating new worlds. The disk of material surrounding the surprising star called TW Hydrae may be massive enough to ... > full story

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  • TW Hydrae: There's More to Astronomers' Favorite Planetary Nursery Than Previously Thought
• Black Holes
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  New Method of Measuring the Mass of Supermassive Black Holes

  January 30, 2013 — Astronomers report the exciting discovery of a new way to measure the mass of supermassive black holes in galaxies. By measuring the speed with which carbon monoxide molecules orbit around such ... > full story
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  NASA's Tracking and Data Relay Satellite System Offers Upgrade to Vital Communications Net

  January 27, 2013 — NASA's Tracking and Data Relay Satellite System, also known as the Space Network, will get an upgrade this month when the agency launches the first of a new generation of communications satellites to ... > full story
• Stars
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  Hubble Finds Appearances Can Be Deceptive: Looking at the Stars in NGC 411

  January 26, 2013 — Globular clusters are roughly spherical collections of extremely old stars, and around 150 of them are scattered around our galaxy. Hubble is one of the best telescopes for studying these, as its ... > full story
• Extrasolar Planets
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  Origin and Maintenance of a Retrograde Exoplanet

  January 25, 2013 — Astronomers have shown that the HAT-P-7 planetary system, which is about 1040 light-years from Earth in the constellation Cygnus, includes at least two giant planets and one companion star. The ... > full story
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  Chameleon Star Baffles Astronomers

  January 24, 2013 — New observations of a pulsar challenge all proposed pulsar emissions theories, a new study reports. This reopens a decades-old debate about the nature of these bizarre ... > full story

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  • Chameleon Pulsar Dramatically Changes the Way It Shines

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