Cassini Instrument Learns New Tricks

(Phys.org)—For seven years, a mini-fridge-sized instrument aboard NASA's Cassini spacecraft reliably investigated weather patterns swirling around Saturn; the hydrocarbon composition of the surface of Saturn's moon Titan; ...

Evidence for active hollows formation on Mercury

A recent image acquired by NASA's MESSENGER spacecraft shows the interior of Eminescu, a youngish 130-km (80 mile) wide crater just north of Mercury's equator. Eminescu made science headlines last year with MESSENGER's discovery ...

Highly inflated Jupiters

There are currently 851 confirmed extra-solar planets. Of these, 289 were detected because their orbits (as seen from Earth) take them across the face of their host star, dimming the star's light in a transit event. The Kepler ...

Hinode views two solar eclipses

Observers in Australia and the South Pacific were treated to a total solar eclipse on Nov. 13, 2012. The orbit of Hinode resulted in two eclipses this time, each with a somewhat different perspective. The first eclipse was ...

Prepare for a total solar eclipse

(Phys.org)—Tomorrow's total solar eclipse will only be visible in its entirety to ground-based observers watching from northern Australia, but ESA's Sun-watching Proba-2 satellite will have a ringside seat from its orbit ...

Huge new ESA tracking station is ready for duty

To keep in contact with an ever growing armada of spacecraft ESA has developed a tracking station network called ESTRACK. This is a worldwide system of ground stations providing links between satellites in orbit and ESA's ...

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