R. A. Armstrong's scientific contributions
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Publication (1)
An array of formations resembling the fossilized remains of Ediacaran and Cambrian fauna and other organisms have been observed embedded atop sediments in the dried lake beds of Gale Crater, Mars. Specimens similar in morphology have been found together, or upon adjacent and nearby rocks and mudstone.These include forms morphologically similar to p...
Citations
... drying and dying upon the surface decayed or became fossilized. As will be detailed in this report, additional contributors to this mass extinction--and possibly directly related to extremes in axial tilt-include the waning of the Martian global magnetosphere [20], and a shearing collision with a giant comet or moon-sized stellar object that may have contributed to chaotic obliquity, the loss of the global magnetic field, and the extreme elliptical orbit of Mars. Yet another related factor may be volcanic eruptions and release of toxic gasses. ...
![[object Object]](https://i1.rgstatic.net/ii/profile.image/747812950118400-1555303909499_Q64/Rhawn-Joseph.jpg)
![[object Object]](https://i1.rgstatic.net/ii/profile.image/438842894360577-1481639707847_Q64/Vincenzo-Rizzo.jpg)
![[object Object]](https://i1.rgstatic.net/ii/profile.image/277582567231492-1443192249929_Q64/Rudolph-Schild.jpg)
