From there, astronomers learned that there were
whole galaxies in the universe separate from the Milky Way.
Not exact matches
The atoms and molecules from which life has been fashioned are universal; life itself exists
in myriad forms on this planet and may exist on myriad other planets
in this
galaxy and
in countless others, but a conscious mind capable of thinking and feeling is unique on Earth and may be unmatched
in the
whole of the
universe.
We may be but one among many living things on a small planet swimming
in the endless spaces of a vast
galaxy within an almost infinite cosmos, yet surely we are among the most astonishing manifestations of evolution
in the
whole of the
universe.
There are many, many
galaxies just like ours... To think that our one little earth around this one little star just
in this one little place of this one little
galaxy in the
whole universe is the only one to have life, that would make us special.
«It occurred to me there could be a
whole universe up there of hidden
galaxies, just a little dimmer than those we can detect from Earth,» says Disney, an emeritus professor at Cardiff University
in Wales.
A related stretching and reddening of light seen
in nearly every
galaxy indicates that the
whole universe is expanding.
Such supernovae belong to the most energetic and brightest phenomena
in the
universe and can outshine a
whole galaxy for weeks.
In a
universe of this sort, each observer sees things as if he were at the center of the spinning, with the
galaxies — indeed, the
whole universe — rotating about him.
We can't work out why matter dominates the
universe — unless
whole antimatter stars and
galaxies exist
in far - off cosmic climes.
Cosmologists typically focus on the large - scale properties of the
universe as a
whole, such as
galaxies and intergalactic medium; while astrophysicists are more interested
in testing physical theories of small - to medium - sized objects, such as stars, supernovae and interstellar medium.