Table:
0
A
B
C
D
E
F
1
Planet
Planet Type
Semimajor Axis ( AU )
Orbital Period
Radial velocity (m/s)
Detectable by:
2
51 Pegasi b
Hot Jupiter
0.05
4.23 days
55.9
First-generation spectrograph
3
55 Cancri d
Gas giant
5.77
14.29 years
45.2
First-generation spectrograph
4
Jupiter
Gas giant
5.20
11.86 years
12.4
First-generation spectrograph
5
Gliese 581c
Super-Earth
0.07
12.92 days
3.18
Second-generation spectrograph
6
Saturn
Gas giant
9.58
29.46 years
2.75
Second-generation spectrograph
7
Alpha Centauri Bb
Terrestrial planet
0.04
3.23 days
0.510
Second-generation spectrograph
8
Neptune
Ice giant
30.10
164.79 years
0.281
Third-generation spectrograph
9
Earth
Habitable planet
1.00
365.26 days
0.089
Third-generation spectrograph (likely)
10
Pluto
Dwarf planet
39.26
246.04 years
0.00003
Not detectable

Questions and formulas:
Question: What planet orbits in 3.23 days?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,D1="3.23 days"),1))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,D2:D10="3.23 days"),1))
Level: medium
Question: What type of planet has a radial velocity of 45.2 m/s?
Formula: LET(query1,SUMMARIZE(B1,SUMX(E1)),FILTER(query1,CHOOSECOLS(query1,2)>45.2))
Formula2: LET(query1,SUMMARIZE(B2:B10,SUMX(E2:E10)),FILTER(query1,CHOOSECOLS(query1,2)>45.2))
Level: hard
Question: What type of planet has a semimajor axis of 0.07 AU?
Formula: LET(query1,SUMMARIZE(B1,SUMX(C1)),FILTER(query1,CHOOSECOLS(query1,2)=0.07))
Formula2: LET(query1,SUMMARIZE(B2:B10,SUMX(C2:C10)),FILTER(query1,CHOOSECOLS(query1,2)=0.07))
Level: hard
Question: How can Planet, 51 pegasi b be detected?
Formula: UNIQUE(CHOOSECOLS(FILTER(A1:F1,A1="51 pegasi b"),6))
Formula2: UNIQUE(CHOOSECOLS(FILTER(A2:F10,A2:A10="51 pegasi b"),6))
Level: medium