News tagged with gravitational tug

Asteroid found in gravitational 'dead zone'

There are places in space where the gravitational tug between a planet and the Sun balance out, allowing other smaller bodies to remain stable. These places are called Lagrangian points. So-called Trojan asteroids ...

Aug 12, 2010
4.3 / 5 (15) 0 | with audio podcast

First Solid Evidence for a Rocky Exoplanet (w/ Video)

(PhysOrg.com) -- The longest set of HARPS measurements ever made has firmly established the nature of the smallest and fastest-orbiting exoplanet known, CoRoT-7b, revealing its mass as five times that of Earth's. ...

Sep 16, 2009
4.6 / 5 (14) 2

How to hunt for exoplanets

A new report launched by the Institute of Physics (IOP) Exoplanets - The search for planets beyond our solar system explains how new technological advances have seen the discovery of more than 400 exoplanets to date, a number ...

Mar 02, 2010
4.8 / 5 (6) 1

A disturbed galactic duo

(PhysOrg.com) -- The galaxies in this cosmic pairing, captured by the Wide Field Imager on the MPG/ESO 2.2-metre telescope at the La Silla Observatory in Chile, display some curious features, demonstrating ...

Apr 20, 2011
5 / 5 (5) 4 | with audio podcast

Cassini to make a double play

(PhysOrg.com) -- In an action-packed day and a half, NASA's Cassini spacecraft will be making its closest swoop over the surface of Saturn's moon Dione and scrutinizing the atmosphere of Titan, Saturn's largest ...

Dec 12, 2011
5 / 5 (3) 4 | with audio podcast

Cassini Double Play: Enceladus and Titan

(PhysOrg.com) -- About a month and a half after its last double flyby, NASA's Cassini spacecraft will be turning another double play this week, visiting the geyser moon Enceladus and the hazy moon Titan. The ...

May 18, 2010
5 / 5 (1) 0 | with audio podcast
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