Những biện pháp phòng ngừa nào cần được thực hiện để tránh làm ô nhiễm các mẫu vật từ Sao Kim hoặc Trái Đất trong quá trình thu thập và vận chuyển?

Oct 25, 2013 ... "Titan's northern lakes region is one of the most Earth-like and ... "It turns out that Titan's north pole is even more interesting than ... Aug 11, 2023 ... The sun's corona is wrinkly. · There are way more energetic particles flying off the sun than we realized · Venus has a very long plasma tail. The Earth's climate seems to be changing much more quickly than it used to do. ... Venus is similar to Earth in terms of size and mass, but its surface ... Apr 10, 2012 ... This leaves Mercury, Venus, and, most importantly, Earth; our own planet is the only one of these that allows us to calibrate signals to ... Dec 23, 2024 ... ... than Helios 2 came. It will make only two more close approaches on March 22 and June 19 next year at a similar distance to this skim, before ... Venus approaches Earth more closely than does any other planet: at its nearest, it is only 40 million kilometers from us. Few if any had recognized that the study of other planets could provide vital clues for understanding the Earth. ... If the average civilization lasts no more ... Jan 4, 2019 ... The other sun should not be brighter in our sky than Venus at its brightest. This is your tightest constraint. Astronomers are even now ... Venus approaches more closely to Earth in its orbit. However, Mars also ... The first spacecraft to orbit a planet other than Earth was Mariner 9. It ... Planetary Protection protects solar system bodies from contamination by Earth life and protecting Earth from possible life forms that may be returned.