competition success magazine this article was published in the magazine asteroid belt a region of space between the orbits of mars and jupiter where most of the asteroids in our solar system are found orbiting the sun. exoplanet any planet beyond our solar system. most orbit other stars but free-floating exoplanets called rogue planets orbit the galactic center and are untethered to any star. lagrange points at lagrange points the gravitational pull of two large masses precisely equals the centripetal force required for a small object to move with them. black hole it is a place in space where gravity pulls so much that even light cannot get out. the gravity is so strong because matter has been squeezed into a tiny space. competition success magazine subscription gravitational lensing it occurs when a huge amount of matter like a cluster of galaxies creates a gravitational field that distorts and magnifies light from distant galaxies (that are behind it but in same line of sight). the effect is like looking through a giant magnifying glass. it allows researchersto study the details of early galaxies too far away to be seen with current technology and telescopes. nebula it is a giant cloud of dust and gas in space. some nebulae (more than one nebula) come from gas and dust thrown out by explosion of a dying star such as a supernova. other nebulae are regions where new stars are beginning to form competition success review magazine price.
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