alpha-Centauriفصل 3فصل 3شماره فصل3Season name—تصاویرپوستر#تصویرعنوانپخششده1What use is Jupiter to us?۱۲ دی ۱۳۷۸2What kind of cosmic dangers are threatening us?۲۶ دی ۱۳۷۸3Is the universe going to contract again?۱۰ بهمن ۱۳۷۸4How do galaxy clusters come to be?۲۴ بهمن ۱۳۷۸5What is the Big Bang?۸ اسفند ۱۳۷۸6What is a quasar?۲۲ اسفند ۱۳۷۸7Are the planetary orbits stable?۷ فروردین ۱۳۷۹8What are brown dwarfs?۲۱ فروردین ۱۳۷۹9How does one look for dark matter?۴ اردیبهشت ۱۳۷۹10Anything new about the extraterrestrials?۱۸ اردیبهشت ۱۳۷۹11How was your May 5th?۱ خرداد ۱۳۷۹12Where is the nearest black hole?۱۵ خرداد ۱۳۷۹13What is eta carinae?۲۹ خرداد ۱۳۷۹14What is the horsehead nebula?۱۲ تیر ۱۳۷۹15Do young stars smoke?۲۶ تیر ۱۳۷۹16Why does Saturn have rings?۹ مرداد ۱۳۷۹17What happened in the first three minutes?۲۳ مرداد ۱۳۷۹18Why is the world as it is?۶ شهریور ۱۳۷۹19How did the solar system come to be?۲۰ شهریور ۱۳۷۹20What are gravity waves?۳ مهر ۱۳۷۹21How thin was the primordial soup?۱۷ مهر ۱۳۷۹22How does one measure distances in the universe? Part 1۱ آبان ۱۳۷۹23What is a high velocity cloud?۱۵ آبان ۱۳۷۹24How many dimensions does the universe have?۲۹ آبان ۱۳۷۹25Where did our gold come from?۱۳ آذر ۱۳۷۹26Do galaxies collide?۲۷ آذر ۱۳۷۹