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Metaculus is an online forecasting platform focusing on topics of global importance.

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Will Europa be the first place humanity will discover extraterrestrial life, if it is discovered before 2045?

20% chance

33
3636 comments
294
294 forecasters
20%chance

If life is discovered in the solar system before 2050, where will it be first discovered?

16
2222 comments
114
114 forecasters

Will evidence of alien technology be recovered near the IM1 crash site before 2026?

result: no

3
44 comments
60
60 forecasters
ResolvedNo

A NYT article this year that discusses aliens as a possible explanation for an astronomical phenomenon?

result: no

8
1818 comments
124
124 forecasters
ResolvedNo

By 2100, will 2 national space agencies conclude that an interstellar object in our solar system has a non-human artificial origin?

1% chance

5
0 comments
51
51 forecasters
1%chance

If we find life on an icy moon of the gas giants by 2200, will we also find evidence of macrofauna?

12% chance

8
88 comments
59
59 forecasters
12%chance

If alien life is discovered in the Solar System before 2050, which place will be the natural environment of the first extraterrestrial (Solar) life-form of which there is conclusive evidence?

2.97 (2.01 - 5.8)

9
3838 comments
63
63 forecasters
2.97
(2.01 - 5.8)

Announcement of evidence for aliens by 2020?

result: no

44
4444 comments
644
644 forecasters
ResolvedNo

Will any conclusive evidence for extraterrestrial life, past or present, be discovered within our Solar System by 2050?

22% chance

54
9191 comments
2k
2k forecasters
22%chance

Will we detect an exoplanet atmosphere with >5% oxygen atmosphere before 2030?

50% chance

29
1111 comments
135
135 forecasters
50%chance

Interstellar Material Discovered at IM1 Site? โ†’ Evidence of Alien Tech Recovered at IM1 Site?

2
22 comments
15
15 forecasters

Will there be scientifically accepted evidence of the presence of a non-human intelligence (NHI) on Earth by 2030?

0.1% chance

4
2525 comments
70
70 forecasters
0.1%chance

When will the first human be born on another world?

Aug 2068 (Aug 2044 - 2144)

27
1010 comments
145
145 forecasters
Aug 2068
(Aug 2044 - 2144)

Will we find life on Mars by 2050?

14% chance

35
1818 comments
209
209 forecasters
14%chance

Will we find another inhabitable planet by 2040?

8% chance

3
44 comments
10
10 forecasters
8%chance

Which country will be the first to administer more territory off Earth than on it?

16
4343 comments
68
68 forecasters

When will someone first be convicted of a murder that occurred outside of Earth's atmosphere?

Aug 2073 (Aug 2052 - 2099)

11
1717 comments
44
44 forecasters
Aug 2073
(Aug 2052 - 2099)

When will alien technosignatures be detected for the first time?

2611 (2081 - >9999)

20
2323 comments
125
125 forecasters
2611
(2081 - >9999)

Will life on Venus be confirmed before 2035?

1% chance

40
3636 comments
343
343 forecasters
1%chance

To the Stars! #4: Do Potentially Habitable Planets exist in orbit around Alpha Centauri A or B?

result: no

83
2424 comments
301
301 forecasters
ResolvedNo

When will the first evidence of extraterrestrial life be discovered?

Jul 2055 (Nov 2036 - 2185)

22
4444 comments
169
169 forecasters
Jul 2055
(Nov 2036 - 2185)

Will alien technosignatures be detected before 2050?

1% chance

63
7070 comments
588
588 forecasters
1%chance

Will the first extraterrestrial life-forms we encounter be carbon-based?

90% chance

51
4949 comments
256
256 forecasters
90%chance

Does the extrasolar planet K2-18b host life?

4% chance

13
1717 comments
54
54 forecasters
4%chance