Sentence examples for older impact from inspiring English sources

Analysis of the minerals from the older impact indicated that the rock was an asteroid that had once orbited between Mars and Jupiter.

An analysis of this data has shown that Rhea Silvia actually overlies another, older impact basin that is only marginally narrower in extent - about 375km across.

TOKYO--Since 1994, when comet Shoemaker-Levy 9 plunged to its spectacular demise on Jupiter, astronomers have wondered whether any records of similar older impacts exist.

For one thing, the old impact is no longer there; energy plays a smaller role in the economy.

Jerome Robbins's "In the Night" showed little of its old impact with a partly new cast: Yvonne Borree with Robert Tewsley, Ms. Somogyi with Peter Boal, Ms. Ringer and James Fayette.

Analysis of the lunar samples and impact craters has shown that the Moon's surface was solid 4.3 billion years ago, yet the oldest impact rocks among the samples are 3.9 billion years old.

The theory fits with the observation that only the oldest impact craters on Mars are magnetized.

Sampling the South Pole-Aitken basin, one of the oldest impact basins in the solar system, is a key science objective of the 2011 Planetary Science Decadal Survey.

While Mercury has an immobile lithosphere that is heavily marked by mostly old impact craters and volcanic activity, these markers have been modified by the atmosphere and surface fluids (water or melts) on Mars.

All right, so it isn't technically a soccer ball: It's an old impact crater that's been flooded with lava, leaving behind a circular impression and a pattern of narrow lanes within.

With an estimated age of 1.85 billion years, the basin is also one of the oldest impact craters in the world.