swap_horiz AstroSat 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

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

4

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

5

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

6

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

7

Chang'e 4

Chang’e 4 is a Chinese space mission successfully deploying a lander and rover to explore the Moon’s far side. This achi...

China Active Moon Lander

9.2 Excellent

8

MOM (Mangalyaan)

The Mars Orbiter Mission (MOM), also known as Mangalyaan, is a space probe launched by the Indian Space Research Organis...

Mars 2013 Orbiter Isro

9.1 Excellent

9

Tianwen-1

The Tianwen-1 mission represents China’s ambitious exploration of Mars. This active space project launched in July 2020...

China Active Mars Lander

9.0 Excellent

10

Lunar Reconnaissance Orbiter

The Lunar Reconnaissance Orbiter (LRO) is a NASA spacecraft currently orbiting the Moon. Launched in 2009, it provides d...

Mapping Active Nasa Moon

9.0 Excellent

11

Herschel

The Herschel Space Observatory was a European Space Agency mission launched in 2009. It operated primarily in infrared w...

Astronomy Telescope Infrared Past

8.8 Great

12

Spektr-RG

Spektr-RG is a Russian-German space-based X-ray observatory launched in 2019 and placed in an orbit around the Sun-Earth...

Astronomy Russia Telescope Active

8.2 Great

13

Infrared Space Observatory

The Infrared Space Observatory (ISO) was a European Space Agency space telescope launched by an Ariane 4 rocket in Novem...

Astronomy Telescope Infrared Past

7.9 Good

14

NICER

The Neutron star Interior Composition Explorer (NICER) is an X-ray telescope developed by NASA and installed on the exte...

Astronomy Active Nasa X Ray

7.8 Good

15

Spektr-R

Spektr-R was a Russian space radio telescope launched on 18 July 2011 as the centerpiece of the RadioAstron mission. It...

Astronomy Russia Telescope Radio

7.7 Good

16

Cheops

Cheops (Characterising Exoplanet Satellite) is a European Space Agency space telescope launched in December 2019, develo...

Survey Telescope Active Exoplanets

7.3 Good

17

Aditya-L1

Aditya-L1 is the Indian Space Research Organisation's first space-based solar observatory. Launched in 2023, it was inse...

Solar Active Heliophysics Isro

7.2 Good

18

Chandrayaan-2

Chandrayaan-2 was an Indian lunar mission launched by the Indian Space Research Organisation in 2019. It carried three m...

Active Moon Lander Orbiter

6.8 Fair

19

XPoSat

XPoSat, the X-ray Polarimeter Satellite, is an Indian space observatory launched by ISRO on January 1, 2024, aboard the...

Astronomy Active X Ray Polarimetry

6.7 Fair

20

Hitomi

Hitomi, also designated ASTRO-H, was a Japanese X-ray astronomy satellite launched by JAXA on 17 February 2016. Develope...

Astronomy Telescope Past X Ray

4.7 Poor