Sentences with phrase «age of the solar system»

Astronomers have calculated that the rings are less than a billion years old, mysteriously young compared to the 4.5 - billion - year age of the solar system.

At 4,567,300,000 years old, «they define the formation age of the solar system.»

All four giant planets, they claim, crowded closer together in their orbits in the early age of our solar system about 4.5 billion years ago.

The mountains likely formed no more than 100 million years ago — mere youngsters relative to the 4.56 - billion - year age of the solar system — and may still be in the process of building, says Geology, Geophysics and Imaging (GGI) team leader Jeff Moore of NASA's Ames Research Center in Moffett Field, California..

The authors also note that the long orbital timescales in this region of the outer solar system may allow formally unstable orbits to persist for very long times, possibly even to the age of the solar system, without the help of orbital resonances.

Studying them provides important clues for our understanding of the origin and age of the Solar System.»

The observed activity of 288P also reveals information about its past, notes Agarwal: «Surface ice can not survive in the asteroid belt for the age of the Solar System but can be protected for billions of years by a refractory dust mantle, only a few metres thick.»

This constantly kneads the moon as it orbits, infusing it with warmth that may have kept a sub-surface ocean liquid over the age of the solar system.

«We're headed in the direction of rings perhaps 100 million years old or so, which is quite young compared to the age of our solar system» (about 4.6 billion years).

Within a half - billion years or so — scarcely more than one - tenth the age of the solar system — Saturn's rings should have dispersed or should at least have degenerated into something much less spectacular, like the dark, wispy rings around Uranus.

The age of the Solar System redefined by the oldest Pb - Pb age of a meteoritic inclusion.

«We know that methane can't last over the age of the solar system.

Located only 63 light - years away, Beta Pictoris is an estimated 21 million years old, or less than 1 percent the age of our solar system.

Astronomers estimate DG CVn was born about 30 million years ago, which makes it less than 0.7 percent the age of the solar system.

How could Pluto hold onto its extended layer of gases over the 4.5 billion year age of the solar system?

Over the age of the solar system, these molecules should accumulate so that now we'd expect to see tens of meters of the stuff on Pluto's surface.

The object is too cold for ices to significantly sublimate, and it has presumably maintained its nearly 480 - million - kilometre distance from the Sun for much of the age of the Solar System.

And what do they have to do with measuring the age of the solar system and predicting the effects of a morning cup of coffee?

«If a new theory published last year is correct, then powerful hydrothermal activity could have been occurring since the formation of the moon, possibly as much as the age of the solar system,» he says, adding that which timescale they are working on — tens of millions or billions — could be determined with future research.

This figure is significantly younger than earlier estimates of the Moon's age that range as old as the age of the solar system at 4.568 billion years.

Factors such as the sizes of the planet and the star, continental distribution, ocean depth, the amount of water present, tectonic activity, variability of the surface temperature, atmospheric composition, the magnetic shield, speed of rotation, axial tilt, eccentricity of the orbit, the type and amount of radiation received, the age of the solar system, and the possibility of panspermia within the system are all considered.