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如果把太阳换成天狼星,距离比例与太阳与地球距离比例一样会怎样
天枢星,江湖人称“贪狼”,这可不是浪得虚名的。它的质量是太阳大哥的4.3倍,发光能力更是太阳的316倍,简直是恒星界的“大灯泡”。它距离我们地球村123光年,算是比较近的邻居了。对了,天狼星可是个双星系统,我们肉眼看到的那个闪耀的星,其实是主咖Can ...
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今日热点
Shot multiple times in Vegas
Campaign denies plagiarism
California college shooting
Revives Fox News lawsuit
Settles wrongful death suit
Trump Media stock plunges
Grants honorable discharges
Secret Service blamed
Testifies before Congress
Ownership stake approved
Second venue in Abu Dhabi
People still missing in NC
Out of disaster loan money
SCOTUS rejects appeal
$750M US chips grant
Revives journalist's case
PA gun restrictions ruling
Holiday sales to rise?
To close 1,200 US stores
Scales back discounts
Robinson sues CNN
USDA launches probe
Must face US state lawsuits
Giant pandas arrive in US
GA hand-count rule blocked
Might limit counterstrike
Entity designated terrorists
Broadband data caps probe
Holds rally in Georgia
US crude prices fall
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