Similar to 天文学上の未解決問題

Outline of astronomy

BLC1

.32 ACP

1993 Russian constitutional crisis

1950 in baseball

1951 in baseball

1952 in baseball

(308933) 2006 SQ372

471143 Dziewanna

532037 Chiminigagua

(7335) 1989 JA

(85713) 1998 SS49

Spaceflight before 1951

2010 TJ

(444030) 2004 NT33

(445473) 2010 VZ98

BATTeRS

CoRoT

11 (number)

13 (number)

1200 (number)

Greisen–Zatsepin–Kuzmin limit

HD 139139

Tabby's Star

SCP 06F6

Wow! signal

Dark matter