A shadow-casting fireball that passed over northern New Jersey on April 23, 1962, and an exploding meteor (bolide) seen on ...

They also found that the second most common group of meteorites, stony L chondrites, and the least abundant stony meteorites, LL chondrites, which are primarily from the inner main belt, trace back to ...

Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

Chao, E. C. T., Adler, I., Dwornik, E. D., and Littler, J., Science (in the press). Viste, E., and Anders, E., Univ. Chicago, Enrico Fermi Inst. for Nuclear Studies ...

Within a fairly sharp surface of discontinuity comes what may be called the stony zone. The density is 3.4 and judging from the close analogy presented by meteorites, the material would be of ...

"Old" Stony was a desert mining teacher, instructing over 1,000 people mining, panning, drywashing, dredging, sluicing and meteorite hunting West of the Rocky Mountains. Stony moved into the ...

Although it’s about the same age as Kalkkop — the crater was excavated 200,000 years ago or so by a stony meteorite some 40 meters across — it has been much better preserved. In fact, with a depth of ...

The stony sample abraded by the rover’s science instruments ... a process known to occur coinciding with meteorite impacts and volcanic eruptions. In the case of the Broom Point spheres, discerning ...

BIR MOGHREIN, Mauritania — You may have seen a meteorite before, even if you didn’t know it. Nearly 100,000 pounds of meteoritic matter enters Earth’s atmosphere every day, scientists estimate.

"This has been a decade-long detective story, with each recorded meteorite fall providing a new clue." Ten years ago, astronomers from various institutions, including NASA and SETI (Search for ...