"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

However, light that leaves our star also contains UVC radiation, which has a shorter wavelength than UVA or UVB light and ...

Southwest Research Institute has collaborated with Yale University to summarize the scientific community's notable progress ...

Mercury doesn't give up its secrets easily. The smallest planet in our solar system is also one of the most extreme—a ...

Habitability of Planets Around Red Dwarf Stars: I Insolation, Temperature Regimes, Photosynthetic Productivity & Implications of Flares Origins of Life; Laurance Doyle, J Ellen Blue, Hans-Jorg Deeg, ...

Learn more about the planets, asteroids, and comets in our solar system. 3:55. Solar System 101. SCIENCE; ... These are known as terrestrial planets, because they’re solid and rocky.

The solar-terrestrial environment : an introduction to geospace--the science of the terrestrial upper atmosphere, ionosphere, and magnetosphere by Hargreaves, J. K. (John Keith), 1930-Publication date ...

Definition: A terrestrial planet refers to a planet (celestial body) that is made up of silicate rocks or metals. Description: The term terrestrial is derived from the Latin word 'terra', which means ...

When Chinese manufacturing met Small Town, USA : Planet Money Over the past decade, politicians from both parties have courted American voters with an enticing economic prospect – the dream of ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life beyond Earth.

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life beyond Earth.