العلوم والبيئة

This oddball reflective lava world is challenging to understand

المصدر: Phys.org - latest science and technology news stories · نُشر

This oddball reflective lava world is challenging to understand
المصدر: Phys.org - latest science and technology news stories

Among Kepler and TESS's many surprising exoplanet discoveries are the ultra-short-period (USP) planets. These planets move very quickly and complete an orbit in less than 24 hours. Ancient astronomers thought that Mercury was so fast—it goes around the sun every 88 days—that they

Among Kepler and TESS's many surprising exoplanet discoveries are the ultra-short-period (USP) planets. These planets move very quickly and complete an orbit in less than 24 hours. Ancient astronomers thought that Mercury was so fast—it goes around the sun every 88 days—that they named it after the Roman god Mercury, who was the fast-traveling messenger of the gods.

They couldn't have known how sluggish Mercury is compared to the USPs.

اقرأ المصدر الأصلي
128,000-year-old ice in Tibet could rewrite climate history
العلوم والبيئة

128,000-year-old ice in Tibet could rewrite climate history

Ancient ice discovered high in Tibet may be more than 128,000 years old, preserving an extraordinary record of Earth's climate that scientists previously thought had been lost. The discovery reveals a rare glimpse into the last ice age and could reshape our understanding of how g

All Top News -- ScienceDaily ·