Si están presentes, los microbios podrían explicar patrones de evolución en la atmósfera planetaria de Venus, al observarse con luz ultravioleta.Read More »Atmospheric Sciences
Spacecraft observations and model simulations provide new insights into tidal patterns that transport momentum and energy into the planet’s upper atmosphere.Read More »Space Science & Space Physics
Naval radio signals may cause the formation of a barrier observed during geomagnetic storms that is seemingly impenetrable by relativistic electrons.Read More »Planetary Sciences
Planetary scientist Fran Bagenal explains how each NASA mission builds on previous discoveries and encourages scientists to take on difficult challenges to learn more about our home in the universe.Read More »Geochemistry, Mineralogy, Volcanology
Meteorite NWA 11004 contains evidence of melting preceding an impact dated to 4546±36 Ma. Short lived radioactive decay had already heated the parent body of this meteorite before the impact.Read More »Space Science & Space Physics
These waves are key to moving energy from the troposphere to the thermosphere, but until now they haven’t been well described at high altitudes in computer models. Read More »Planetary Sciences
Independent ground-based observations of the Moon confirm prior spacecraft observations that hydration at the lunar surface varies with temperature.Read More »Space Science & Space Physics
Lyman-alpha emissions convey a major part of the solar-flare photon energy reaching Earth and play a significant role in flare-driven enhancements of ionospheric conductivity.Read More »
