Was albert einstein an astrophysicist

Of course he did.
He was humble about it
Or at least let people draw their own conclusions (which of course he also knew would only lead them to believe he was a very special human being).
No
Albert Einstein never considered himself a genius.
He saw himself as a curious kid trying to understand the world around him
In the simplest possible way.

They do not place a lot of value on cleanliness and neatness.
Therefore
Albert Einstein was probably a messy person during his life just because he cared about other things.

Self-Improvement / Success Skills. An outstanding scientist and insightful philosopher Albert Einstein made his brilliant discoveries not only with the help of existing knowledge but also thanks to his inner voice and the power of his imagination. Albert Einstein never believed in the impossibility of anything and followed his own secrets to success.

Albert Einstein published his full theory of general relativity in 1915, followed by a flurry of research papers by Einstein and others exploring the predictions of the theory

In general relativity (GR), concentrations of mass and energy curve the structure of spacetime, affecting the motion of anything passing near — including light

Weather got in the way of a test during a 1912 eclipse; two years later, plans for another test were scuttled by the outbreak of the First World War

But in May of 1919, the war was over and astronomers were hopeful that at last they would be able to see if Einstein was right