Pluto is so named because it is at the grim, scary edge of the solar system. Pluto was discovered at Lowell Observatory and its first 2 letters commemorate ...
... Pluto ... Features of Pluto. The other bright regions may be areas where impacts have ... Pluto's moon Charon was discovered as a small bulge in a high ...
Occultation of X-Rays from Scorpius X-1 by Small Trans-Neptunian Objects (2006, Nature Letters) ... The discovery of X-ray occultation by small TNOs opens up a ...
Jeans Criterion gives minimum mass for a contracting cloud of given radius and temperature. The Jeans criterion. A cloud with mass Mc, radius Rc and temperature Tc ...
... caused by the acceleration of the test body due to the perturbing planet ... points for the massless body in the rotating frame following the planet ...
Alpha Pisces. Austrini (a PsA) = Fomalhaut. a bright. southern star. type A ... profile of. dust density. Radius r [AU] Height z [AU] STIS/Hubble imaging (Heap ...
In equal times, the radius vector of a planet sweeps out equal areas ... i - inclination w.r.t. the ecliptic - longitude of the ascending node - argument of perihelion ...