swap_horiz COBE Alternatives

1

Voyager 2

Voyager 2 is a NASA-built spacecraft deployed in 1977. It’s notable for being the first to explore Uranus and Neptune pr...

Active Nasa Interstellar Outer Planets

10.0 Brilliant

2

Voyager 1

Voyager 1 is an active NASA spacecraft launched in 1977. It undertook a flyby mission to Jupiter and Saturn. The probe a...

Active Nasa Interstellar Outer Planets

9.9 Brilliant

3

Apollo 8

The Apollo 8 mission involved a three-man NASA crew – Frank Borman, James Lovell, and William Anders – undertaking the f...

Lunar Nasa Apollo Past

9.7 Brilliant

4

Mars Exploration Rover Opportunity

The Opportunity rover was a NASA mission designed to study the geology of Mars’ Meridiani Planum region. Launched in 200...

Geology Nasa Mars Rover

9.5 Brilliant

5

Apollo 17

The Apollo 17 mission represents NASA’s concluding journey to the Moon within the Apollo program. Launched in December 1...

Lunar Nasa Apollo Past

9.4 Excellent

6

Cosmic Background Explorer

The Cosmic Background Explorer (COBE) was a NASA space mission launched in 1989 to study the cosmic microwave background...

Survey Cosmology Nasa Microwave

9.4 Excellent

7

New Horizons

The New Horizons mission is an active NASA space probe studying the outer solar system. Launched in 2006, it achieved a...

Active Nasa Kuiper Belt Pluto

9.4 Excellent

8

Viking 1

The Viking 1 mission involved both an orbiter and a lander deployed to Mars in 1975. It achieved the historic feat of de...

Nasa Mars Past Lander

9.4 Excellent

9

WMAP

The Wilkinson Microwave Anisotropy Probe (WMAP) was a NASA space mission that studied the cosmic microwave background ra...

Survey Cosmology Nasa Microwave

9.3 Excellent

10

Curiosity Mars Rover

The Curiosity rover is an active NASA mission exploring Mars from Gale Crater. Launched in 2011, it investigates the pla...

Geology Active Nasa Mars

9.3 Excellent

11

OSIRIS-REx

The OSIRIS-REx spacecraft undertook a NASA mission to study the asteroid Bennu. Launched in 2016, it successfully collec...

Nasa Past Asteroid Sample Return

9.3 Excellent

12

Pioneer 10

NASA’s Pioneer 10 is a historic space probe launched in 1972. It achieved several significant milestones including being...

Nasa Deep Space Jupiter Past

9.2 Excellent

13

Perseverance Mars Rover

The Perseverance rover is an active NASA mission exploring Mars. It operates within Jezero Crater, analyzing the geology...

Active Nasa Mars Rover

9.2 Excellent

14

Ingenuity Mars Helicopter

The Ingenuity Mars Helicopter is a small rotorcraft developed by NASA for exploration on Mars. It achieved unprecedented...

Helicopter Technology Nasa Mars

9.2 Excellent

15

Apollo 15

The Apollo 15 mission, launched in July 1971, represents a significant chapter in lunar exploration. NASA’s crew conduct...

Lunar Nasa Rover Crewed

9.2 Excellent

16

Mariner 9

The Mariner 9 mission involved a NASA-operated spacecraft that orbited Mars from 1971 to 1973. It is significant as the...

Mapping Nasa Mars Orbiter

9.2 Excellent

17

Opportunity

The Opportunity rover explored the Martian surface from 2003 to 2018. NASA’s mission investigated Gale Crater searching...

Surface Nasa Mars Rover

9.2 Excellent

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Curiosity

The Curiosity rover is a mobile science laboratory exploring Mars. Launched by NASA in 2011, it landed within Gale Crate...

Surface Nasa Mars Rover

9.2 Excellent

19

Ingenuity

NASA’s Ingenuity helicopter is an experimental rotorcraft deployed as part of the Mars Perseverance rover mission. It ac...

Helicopter Technology Nasa Mars

9.2 Excellent

20

TRACE

TRACE was NASA's 1998 Transition Region and Coronal Explorer, notable for high-resolution imaging of coronal loops until...

Solar Nasa Observatory Past

8.0 Great