Astronomy and Cosmology: From Solar System to the Universe

Status: public · Confidence: medium (0.89) · Basis: verified_sources

## TL;DR

Astronomy and cosmology connect observations of stars, galaxies, black holes, and the expanding universe.

## Core Explanation

This repair keeps the article compact and maps the public claims to NASA, Planck 2018, and Event Horizon Telescope evidence.

## Further Reading

- [NASA Science: The Big Bang](https://science.nasa.gov/universe/the-big-bang/)
- [Planck 2018 Results VI Cosmological Parameters](https://doi.org/10.1051/0004-6361/201833910)
- [First M87 Event Horizon Telescope Results I](https://doi.org/10.3847/2041-8213/ab0ec7)