- - It really sucks - It does the heavy lifting
- - one sits at the centre of our galaxy?
- - Former star to boycott part of course
- - One with lots of pull?
- - hypothetical region of space resulting from the collapse of a star
- - Calcutta prison: very attractive place?
- - Region of spacetime whose first-ever image was unveiled on 10th April 2019: 2 wds.
- - Result of a star's collapse
- - Place in space
- - Inescapable place
- - Nothing can escape from one
- - Subject for Stephen Hawking
- - What one sees at night on golf course is the final resting place for some stars
- - The middle of this puzzle's grid, symbolically
- - Thing in the center of this puzzle, and one suggested cause of the December 21 38-Down
- - "The .... of Calcutta"
- - British miss spot where star used to appear
- - Inescapable situation
- - Bishop has deficiency, predicament from which there's no getting away
- - mysterious cosmic phenomenon
- - "Death by ...," nonfiction book by Neil deGrasse Tyson about astrophysics: 2 wds.
- - Bleak loch in storm — nothing escapes it
- - Giant sucker?
- - Escape-proof gravitational field
- - Very attractive body?
- - Dark spot in outer space
- - Outer-space omnivore
- - Calcutta dungeon
- - Cosmic object first photographed in 2019
- - Dark and inescapable situation
- - Dark spot in space
- - Coal mine, perhaps?
- - Chess player with predicament that admits of no escape
- - Term popularized by physicist John Wheeler
- - There's no escaping this
- - An ergosphere surrounds it
- - Astronomical body
- - Hawking's astronomical body
- - Gravitational collapse consequence, in theory
- - There's no escaping it
- - Dungeon
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