Quotes About Cosmology

Bodies such as stars or black holes cannot just appear out of nothing. But a whole universe can.

the universe expanded by a factor of 1,000,000,000,000,000,000,000,000,000,000 in .00000000000000000000000000000000001 second. It was as if a coin 1 centimeter in diameter suddenly blew up to ten million times the width of the Milky Way.

The mass of the sun curves space-time in such a way that although the earth follows a straight path in four-dimensional space-time, it appears to us to move along a circular orbit in three-dimensional space.

We must accept that time is not completely separate from and independent of space, but is combined with it to form an object called space-time.

If one believed that the universe had a beginning, the obvious question was what happened before the beginning? What was God doing before He made the world? Was He preparing Hell for people who asked such questions?

The microwave background indicated that the universe had had a hot, dense stage in the past.

The Catholic Church, on the other hand, seized on the big bang model and in 1951 officially pronounced it to be in accordance with the Bible.) There

to explain how the early universe

events before the big bang can have no consequences, so they should not form part of a scientific model of the universe.

can one have atoms in which the nucleus is a tiny primordial black hole, formed in the early universe?

If you like, you can say that the laws [of nature] are the work of God, but that is more a definition of God than a proof of his existence.

So what does this mean in our quest to find out if there is a God? It means that if the universe adds up to nothing, then you don't need a God to create it. The universe is the ultimate free lunch.

If the boundary condition of the universe is that it has no boundary in imaginary time, it won't have just a single history. There are many histories in imaginary time and each of them will determine a history in real time. Thus we have a superabundance of histories for the universe. What picks out the particular history, or set of histories that we live in, from the set of all possible histories of the universe?

THE ORIGIN OF THE UNIVERSE

Como veremos, o conceito de tempo não tem significado antes do início do universo. Isso foi observado pela primeira vez por santo Agostinho. Quando lhe perguntavam "O que Deus fazia antes de criar o universo?", sua resposta não era "Ele estava preparando o inferno para pessoas que fizessem perguntas como essa". Em vez disso, respondia que o tempo era uma propriedade do universo criada por Deus e não existia antes dele. Quando

The final result was a joint paper by Penrose and myself in 1970, which at last proved that there must have been a big bang singularity provided only that general relativity is correct and the universe contains as much matter as we observe.

You can't get to a time before the Big Bang because there was no time before the Big Bang. We have finally found something that doesn't have a cause, because there was no time for a cause to exist in.

Model Ptolemeus diterima di gereja Kristen sebagai gambaran alam semesta yang sesuai dengan Kitab Suci, karena punya kelebihan yaitu menyisakan banyak ruang di luar lingkaran bintang-bintang tak bergerak untuk tempat surga dan neraka.

DüÅŸük h?z? ve zay?f kuvveti ilgilendiren durumlarda zaman? ve uzay? ayr? ayr? ele alabiliriz. Oysa, genelde zaman ve uzay birbirine geçmiÅŸtir ve bunlar?n geniÅŸlemesi veya s?k??mas? belli oranda birbirine kar??may? içerir.

On the other hand, if the universe is expanding, there may be physical reasons why there had to be a beginning. One could still imagine that God created the universe at the instant of the big bang, or even afterwards in just such a way as to make it look as though there had been a big bang, but it would be meaningless to suppose that it was created before the big bang. An expanding universe does not preclude a creator, but it does place limits on when he might have carried out his job!

Beberapa orang merasa bahwa sains seharusnya hanya membahas bagian permulaan; mereka menganggap persoalan keadaan alam adalah urusan metafisika atau agama. Mereka berkata bahwa Tuhan yang Mahakuasa dapat memulai alam semesta dengan cara apa pun yang Dia mau.

information paradox

En el instante del Big Bang, algo maravilloso sucedió con el tiempo. El tiempo mismo comenzó.

Corpuri precum stelele sau g?urile negre nu pot ap?rea din nimic. Dar un întreg univers poate.