swap_horiz Deep Space 1 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

Hayabusa2

The Hayabusa2 mission, developed by JAXA, successfully collected and returned samples from the asteroid Ryugu. This acti...

Active Asteroid Jaxa Sample Return

9.3 Excellent

12

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

13

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

14

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

15

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

16

DART

NASA’s DART mission successfully impacted the asteroid Dimorphos in October 2022. This marked the first demonstration of...

Impact Nasa Past Asteroid

8.9 Great

17

NEAR Shoemaker

The NEAR Shoemaker mission, a NASA project, studied the near-Earth asteroid 433 Eros. Launched in 1998, it successfully...

Nasa Past Asteroid Orbiter

8.8 Great

18

OSIRIS-APEX

OSIRIS-APEX is NASA's extended OSIRIS-REx mission, sent after the 2023 Bennu sample return to study asteroid Apophis aft...

Active Nasa Extended Asteroid

7.2 Good

19

Psyche

Psyche is a NASA mission launched in 2023 to visit 16 Psyche, a metal-rich asteroid that may expose material from an ear...

Active Nasa Asteroid Orbiter

7.0 Good

20

Tianwen-2

Tianwen-2 is China's 2025 asteroid sample-return mission to Kamo'oalewa, designed to return material before continuing t...

China Active Comet Asteroid

6.7 Fair