Question

predicting the future of the universe
which hypothesis is most supported by astronomers?
the universe is currently expanding and will continue to expand.
stars could burn out, causing the universe to become dark and cold.
gravity could pull galaxies back together, causing a reverse of the big bang.
dark energy will pull the universe together to form a massive black hole.

Explanation:

Astronomical observations (like cosmic microwave background and distant supernovae) confirm the universe is expanding, and dark energy is driving this expansion to continue indefinitely. Other options are either outdated hypotheses or not supported by current evidence.

Answer:

The universe is currently expanding and will continue to expand.