sentence: Solar prominences come in many different shapes and sizes.
sentences_before: Some space telescopes, including the ones that orbit the Sun have seen huge arches of the Sun's matter extend suddenly from the Sun. These are called solar prominences.
sentences_after: Some of them are so large that the Earth could fit inside of them, and a few are shaped like hands. Solar flares also come and go.
concept_name: solar prominence
headings: Sun Features of the Sun
categories: Basic English 850 words Stars Solar System