News tagged with gravity

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Saturn's little wavemaking moon

Captured on January 15, this narrow-angle Cassini image shows an outer portion of Saturn's A ring on the left and the ropy F ring crossing on the right. The thin black line near the A ring's bright edge is ...

Apr 25, 2013
4.8 / 5 (4) 0

Inseparable galactic twins

(Phys.org) —Looking towards the constellation of Triangulum (The Triangle), in the northern sky, lies the galaxy pair MRK 1034. The two very similar galaxies, named PGC 9074 and PGC 9071, are close enough ...

Jul 03, 2013
4.5 / 5 (4) 2

ESA's weightless plants fly on a Dragon

(Phys.org) —It is a race against time for ESA's Gravi-2 experiment following launch last Friday on the Dragon space ferry. Stowed in Dragon's cargo are lentil seeds that will be nurtured into life on the ...

Apr 23, 2014
4.5 / 5 (4) 0

Hubble spies edge-on beauty

(Phys.org) -- Visible in the constellation of Andromeda, NGC 891 is located approximately 30 million light-years away from Earth. The NASA/ESA Hubble Space Telescope turned its powerful wide field Advanced ...

May 21, 2012
3.4 / 5 (5) 16 | with audio podcast

CryoSat goes to sea

CryoSat was launched in 2010 to measure sea-ice thickness in the Arctic, but data from the Earth-observing satellite have also been exploited for other studies. High-resolution mapping of the topography of the ocean floor ...

May 29, 2012
5 / 5 (3) 0

Shepherd Moon face-off!

Two of Saturn's shepherd moons face off across the icy strand of the F ring in this image, acquired by the Cassini spacecraft on December 18, 2012.

Dec 21, 2012
5 / 5 (3) 0

Masers in stellar nurseries

(Phys.org)—Astronomers have come to realize that the process of star formation, once thought to consist essentially of just the simple coalescence of material by gravity, occurs in a complex series of stages. ...

Dec 24, 2012
5 / 5 (3) 7 | with audio podcast