Sentence examples for observed comets from inspiring English sources
Newton was friends with English astronomer Edmond Halley, who used Newton's methods to determine the orbits for 24 observed comets, which he published in 1705.
Beyond Neptune, the Solar System continues into the Kuiper belt, the scattered disc, and the Oort cloud, three sparse populations of small icy bodies thought to be the points of origin for most observed comets.
Nevertheless, they are believed to be made of the same volatile material as the observed comets and so have the potential to become active.
In addition, the total amount of gases that could be adsorbed on a sandbank cloud was not sufficient to explain the measured gas production rates of many observed comets.
Using the B V colors of the observed comets, we generated a relationship that correlates the cometary visual and CCD magnitudes.
Comet Hale Bopp (formally designated C/1995 O1) was perhaps the most widely observed comet of the 20th century and one of the brightest seen for many decades.
Take this track, inspired by "Hale-Bopp," the most widely observed comet of last century, and also, if I remember correctly, by the Heaven's Gate cult most notable for developing the greatest logo of all time.
SWAN, the all-sky hydrogen Lyman-alpha camera on the SOHO spacecraft, designed primarily to image the interplanetary neutral hydrogen around the Sun, also observes comets continuously over large portions of their apparitions to the north and south of the ecliptic and at small solar elongation angles.
However, during the 1980s, two Sun-observing satellites serendipitously discovered several new members of the Kreutz family, and since the launch of the SOHO Sun-observing satellite in 1995, it has been possible to observe comets very close to the Sun at any time of year.
MOM arrived at Mars in time to observe Comet Siding Spring when it flew by the planet at a distance of 132,000 km (82,000 miles) on October 19 , 2014
