1. What is the news?
1.1. discovery of traces of molecule called Phosphine on Venus
1.1.1. Phosphine
1.1.1.1. Phosphorus atom surrounded by 3 hydrogen atoms
1.1.2. by astronomers from
1.1.2.1. Cardiff University
1.1.2.2. University of Cambridge,UK
1.1.3. Can imply existence of life forms that releases phosphine through bio-chemical pathways
2. Phosphine 1st observed by
2.1. Prof.Greaves
2.1.1. using James Clerk Maxwell Telescope
2.1.1.1. In Mauna Kea Observatory,Hawaii
2.2. Phosphine on venus confirmed by
2.2.1. Atacama Large Millimeter Array Radio telescope
2.2.1.1. In Chile
3. Why Phosphine gas considered a biomarker of life?
3.1. Production of Phosphine on earth
3.1.1. through
3.1.1.1. Industrial Processes
3.1.1.2. Anaerobic bacteria living in oxygen less enviornment
3.1.1.2.1. like
3.2. If industrial processes ruled out the only source of phosphine is anaerobic bacteria
4. Presence of Phosphine on other planets
4.1. Jupiter
4.1.1. fomed deep in the interior of the planet which rise to the top in a purely chemical process
4.2. Saturn
5. Is life possible on Venus?
5.1. Conditions on Venus Extreme
5.1.1. High Surface temperature
5.1.1.1. 470 degree celsius
5.1.1.2. Why so hot?
5.1.1.2.1. runaway greenhouse affect
5.1.2. Extreme Pressure
5.1.3. High acidic atmosphere
5.1.4. atmosphere entirely of carbondioxide
5.1.5. Affect
5.1.5.1. very hard to harbour life
5.2. On higher on its atmosphere clouds can provide a cooler home for microbial life
5.2.1. possibility of life
6. Any definite signs of life found on venus?
6.1. more work requred to find out
6.1.1. whether
6.1.1.1. the amount of phosphine found in venus atmosphere
6.1.1.1.1. 20 parts per billion
6.1.1.1.2. is either by
7. Any Space missions sent to Venus?
7.1. Venus Express
7.1.1. by European Space Agency
7.2. Akatsuki
7.2.1. by JAXA
7.2.1.1. Japan Aerospace Exploration Agency
7.3. Countries planning space missions to Venus
7.3.1. NASA
7.3.1.1. By next year
7.3.2. India
7.3.2.1. Developing
7.3.2.2. informally called
7.3.2.2.1. Shukrayaan-1