365 Whys?
365 Whys About Space, Volume 2 book cover
365 Whys About Space · Volume 2

Galaxies, Black Holes & the Universe Beyond

Volume 2 leaves the solar system behind and heads for the strangest, biggest, most jaw-dropping parts of the cosmos. Black holes, exploding stars, nebulas, the edge of the universe, and 365 questions that get real answers instead of "it's complicated."

Every question gets the full treatment: a straight answer, a quick fact, a “wait, what?!” twist that makes kids look up from the page, and one line on why it matters. The science gets genuinely strange out here — and the book never pretends it’s simple when it isn’t. It just explains it the way you’d explain it to a smart kid who actually asked.

Ages7–12 · reading level around 4th to 6th grade
Format8.5×11 paperback, fully illustrated
Questions365, each with the full treatment
SeriesVolume 2 of 3 · stands alone fine
ISBN9781972535103
Buy on Amazon

Sample page

Try one.

Every Why in the book gets this exact treatment. Here is № 141.

Why № 141 · 365 Whys About Space, Vol. 2

What happens if you fall into a black hole?

The answer Its gravity pulls your feet harder than your head, so you get stretched longer and thinner, like a noodle. Scientists genuinely call this spaghettification.
Quick fact The nearest known black hole is about 1,500 light-years away. You are in zero danger of falling into one today.
Wait, what?! To a friend watching from far away, you would never seem to fall in. Time slows near a black hole, so they'd see you stuck at the edge, fading like a photo.
Why it matters Black holes are where the rules of gravity get pushed to the limit. Testing those rules is how we know the universe's math actually works.

Also curious? Why can't anything escape a black hole? · What is the universe expanding into?

Rest of the series

Keep the streak going.