Page-10 of Astronomy
Osiris-Rex: NASA’s asteroid-bound spacecraft swings by Earth
NASA’s asteroid-chasing spacecraft Osiris-Rex successfully swung by Earth to put it on desired trajectory towards near earth asteroid Bennu using Earth’s gravity. It passed within 17,237 kilometres from Earth above Antarctica. During closest flyby, Osiris-Rex’s science instruments were tested by ..
Month: Current Affairs - September, 2017
2006 VW139/288P: Astronomers spot strange binary asteroid with comet-like features
International team of astronomers using NASA’s Hubble Space Telescope have spotted an unusual object called 2006 VW139/288P having two asteroids orbiting each other with comet-like features. These include bright halo of material, called a coma, and long tail of dust. ..
Month: Current Affairs - September, 2017
Scientists for first time observe Optical polarisation phenomenon of fast spinning star
Scientists for first time have observed Optical polarisation phenomenon (polarised light emitted by rapidly rotating stars) after it was predicted by Indian astrophysicist and Nobel laureate Subrahmanyan Chandrasekhar 70 years ago. Optical polarisation phenomenon is a measure of the orientation ..
Month: Current Affairs - September, 2017
Breakthrough Mission Project detects 15 radio bursts from dwarf galaxy
Breakthrough Listen project has detected 15 fast radio bursts (FRBs) coming from a dwarf galaxy about 3 million light years away from earth. The new detection was made with help of Green Bank Telescope (GBT) in West Virginia. It was ..
Month: Current Affairs - September, 2017
TRAPPIST-1 planets likely to have water
According to international team of astronomers, earth-sized planets orbiting ultracool TRAPPIST-1 dwarf star may have substantial amounts of water and could be habitable. They had used Hubble Space Telescope (HST), a joint project of European Space Agency (ESA) and NASA ..
Month: Current Affairs - September, 2017
Astronomers found WASP-121b exoplanet with glowing water atmosphere
Astronomer’s using NASA’s Hubble Space Telescope have found that exoplanet WASP-121b which provides strongest evidence about existence of a stratosphere on it along with glowing water molecules. The stratosphere is a layer of atmosphere in which temperature increases with higher ..