Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Ominously foreshadowing events to come, a dark cloud of obscuring dust stands out against a luminous star field in the Milky Way . Near its core it is dense enough to block almost all of the light from the numerous, more distant stars visible toward the galactic center region . In addition to dust grains , dark nebulae which abound in the plane of our Galaxy are likely to contain interstellar gas and represent potential raw material for future star formation.
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