Here is the full list of all 45 Catch a Falling Star achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Catch/use 100 "increase basket speed" power-ups
Purchase all the new basket designs
Save 2500 StarCoins
Score your first 4000 points
Catch/use 50 "increase basket speed" power-ups
Purchase 10 new basket designs
Score your first 3000 points
Buy all the increases in space for your basket
Score your first 2000 points
Deposit your 1000th star
Purchase an in-game power-up with Starcoins
Unlock the Under-the-sea theme
Buy an increase in space for your basket
Unlock the Japan theme
Spend 1000 StarCoins
Spend 500 StarCoins
Catch 10 "lose a life" penalties
Score your first 1000 points
Catch/use 10 "increase basket speed" power-ups
Use an in-game power-up
Score your first 500 points
Catch 100 StarCoins
Deposit your 100th star
Make your first purchase with StarCoins
Purchase a new basket design
Bump a star off the side of the screen, saving your life
Bump 5 ice with the side of your basket, giving you two StarCoins - don't spend it all in one place ok!
Bump 10 objects with your basket
Catch a "lose a life" penalty
Catch/use a "less ice" power-up
Score your first 100 poitns
Catch a StarCoin
Catch 10 StarCoins
Catch/use an "increase basket speed" power-up
Bump a star with the side of your basket
Deposit a basket with at least 3 ice
Deposit your 10th star
Catch/use a "no wind" power-up
Bump ice with the side of your basket
Deposit a basket that hasn't been completely filled with stars
Deposit your first star
Deposit a basket full of stars
Start the game and behold how awesome the menu is!
Score your first 4500 points
Score your first 5000 points. NICE!!