A novel theory suggests that the current expansion rate of the universe is not fixed, but was in fact quite different in the ...
Astronomers may have found an exciting new clue about dark energy—the mysterious force driving the universe’s accelerating expansion. They discovered an extraordinarily bright supernova from more than ...
Morning Overview on MSN
In space, does light travel forever or fade as the universe expands?
Light released by a distant star does not simply wink out after crossing some threshold of space. In a vacuum, photons keep ...
Space on MSN
How fast is the universe expanding? Astronomers may be one step closer to resolving 'Hubble trouble'
The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...
Scientists studying a mysterious effect called cosmic birefringence—a subtle twist in the polarization of the universe’s ...
Today In The Space World on MSNOpinion
Approaching the speed of light: The relativity effects that would transform space travel
What would actually happen if a spacecraft traveled close to the speed of light? Einstein’s theory of relativity predicts ...
They discovered that the host galaxy is incredibly massive — weighing in at over 40 billion times the mass of our Sun — and ...
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