If you fall under one of the following criteria you are eligible to sign up for Medicare: 1  People 65 years of age and older. 2  Some people with disabilities under 65 years of age. 3  People with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant).
Stars that are located high on the y-axis are very luminous, and have a very large diameter. This is the realm of the giants on the H-R diagram. They are massive stars, but it is their great size (some have a radius more than 1 000 times the sun's, which is appr.
Some examples of luminous â¦ objects would be the sun, stars, fireflies, glowworms and some deep sea fish Some examples of non-luminous objects would be the planets Mercury, Venus, Earth, Mars,Jupiter, Saturn, Uranus, Neptune and also Moons.+ 32 others found this useful.Eloisa Guerrero. Johnellishartford.n the ordinary sense of the word, the planet Mercury is not luminous, that is, it does not radiate visible light like the Sun does and we ordinarily see sunlight reflected â¦ from it's surface. However, like all bodies above absolute zero in temperature, Mercury radiates black body radiation.