Page-3 of Planet Current Affairs, GK & News
As per recently published US-based World Resources Institute (WRI) report, world lost 12 million hectares (30 million acres) of tropical tree cover in 2018. It is fourth largest annual decline since global satellite data become available in 2001. According to report, with such decline world’s forests entered in ‘emergency room’ implying that planet’s health is ..
Category: Reports & Indexes Current Affairs
Scientists have long been known that Mercury and the Earth have metallic cores. Like Earth, Mercury’s outer core is composed of liquid metal, but there have only been hints that Mercury’s innermost core is solid. Now, in a new study, scientists from NASA’s Goddard Space Flight Center in Greenbelt, Maryland have found evidence that Mercury’s ..
The Transiting Exoplanet Survey Satellite (TESS) Mission of NASA has discovered its first Earth-size planet – HD 21749c. The newly-discovered planet is about 89% Earth’s diameter. The planet is likely very hot, with surface temperatures perhaps as high as 800 degrees F (427 degrees C). It orbits HD 21749, a K-type dwarf star located 53 ..
Topics: Astronomy • Exoplanet • Exoplanetology • HD 21749 • Observational astronomy • Planet • Planetary science • Reticulum • Space observatories • Space Science • Transit • Transiting Exoplanet Survey Satellite
The ground based telescope picked up signals confirming planet revolving sun like star. The star belongs to the Milky Way galaxy. The star was identified using spectroscopic methods. It is in its white dwarf state. Eventually our sun is also likely to reach this stage in 5 billion years. As the star is running out ..
Topics: Astronomy • Comet • Exoplanetology • Extraterrestrial water • Formation and evolution of the Solar System • Natural sciences • Observational astronomy • Physical sciences • Planet • Planetary science • Planetary system
The World Meteorological Day (WMD) is observed every year on 23rd of March to mark the establishment of World Meteorological Organization (WMO) on this day in 1950. This year, the organisation is celebrating its 69th anniversary. The 2019 theme ‘The Sun, the Earth and the weather” recognizes the critical role that the Earth’s nearest star ..