Home > Missions and Case Studies > Ariel-4

Ariel 4

Overview

Ariel 4 continued the work of previous Ariel satellites, conducting five similar experiments.

RAL Space involvement

Ground Station

Launch Date

December 1971

Mission End

December 1978

Focus

Solar and space physics

Partners

NASA

Ariel 4

View more missions

ERS-1

ERS-1 was the first in a series of ESA Earth Observation satellites in the European Earth Observation program. ERS-1 primarily monitored ocean and ice levels using all-weather high resolution active...

Cluster II

Cluster II is an ESA mission to study the Earth's magnetosphere and the way in which the solar wind affects the Earth. It consists of four identical spacecraft orbiting in...

Vigil

ESA's Vigil mission will monitor our active and unpredictable Sun to protect vital infrastructure on Earth, in space as well as space explorers from its violent outbursts.

GIOVE‑A

GIOVE-A was the first test for Galileo, the first positioning, navigation and timing system for civil use consisting of a constellation of 24 satellites. GIOVE-A tested critical Galileo instruments and...

ExoMars 2016

ExoMars (2016) was a combination of the Trace Gas Orbiter and the landing Demonstrator Module Schiaparelli. They flew to Mars in search of methane and other trace gases.

SpeQtre

SpeQtre aims to test communications so secure that any attempt to intercept them is instantly detectable – a fundamental law of physics that makes the technology unhackable even by future...

Chandrayaan‑1

Chandrayaan-1 was the Indian Space Research Organisation (ISRO's) first mission to the Moon, launched in October 2008 on board a Polar Satellite launch vehicle from the Satish Dhawan Space Centre...

PUNCH

The Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission is a NASA small-explorer (SMEX) mission: its primary science goal is to fully discern the cross-scale physical processes that unify...