Reading Time: < 1 minute WARNING: SOME READERS MAY BE DISTURBED BY THE CONTENT OF THIS ARTICLE. According to a study[1]https://blogs.scientificamerican.com/news-blog/how-long-do-dead-bodies-remain-inta-2009-06-10/, in the journal Legal Medicine examined nine bodies that …
Reading Time: < 1 minute The Sun is by far the brightest object in the Earth’s sky. The Earth-Sun distance can vary between 147,098,074 km and 152,097,701 km [1]Beer, J.; …
Reading Time: 2 minutes An orbit is the curved path that an object in space (such as a star, planet, moon, asteroid or spacecraft) takes around another object due …
Reading Time: < 1 minute The light-year, alternatively spelled lightyear, is a unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometres (9.46×1012 km) …
Reading Time: < 1 minute Eris (minor planet designation 136199 Eris) is the most massive and second-largest known dwarf planet in the Solar System. Because Eris appeared to be larger …
Reading Time: < 1 minute There are two basic types of sleep: rapid eye movement (REM) sleep and non-REM sleep (which has three different stages).[1]https://www.ninds.nih.gov/Disorders/Patient-Caregiver-Education/Understanding-Sleep Each is linked to specific …
Reading Time: 2 minutes According to NextFullMoon.org [1]https://nextfullmoon.org/, it takes about 27.32 days for the Moon to orbit Earth, but 29.5 days to change from New Moon to New …
Reading Time: 2 minutes If you go from outdoors on a really sunny day into a dark place, you usually barely see anything. Your pupils open up very fast …
Reading Time: < 1 minute Earth orbits the Sun at an average distance of 92.96 million mi (149.60 million km),[1]https://en.wikipedia.org/wiki/Earth’s_orbit. Earth’s orbit is an ellipse with the Earth-Sun barycenter as …
Reading Time: < 1 minute Pluto is the ninth-largest and tenth-most-massive known object directly orbiting the Sun. It is the largest known trans-Neptunian object by volume but is less massive …