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Messenger

retired
Science ExplorationinterplanetaryCOSPAR 2004-030ALaunched 8/3/2004
Admin Edit
Mission & Launch
Launch Mission
Messenger Mission
Launch Vehicle
Delta 7925H
Launch Date
8/3/2004
Last Contact
4/30/2015
Orbit & Mass
Orbit Class
interplanetary
Altitude
-30,755.5 km
Inclination
32.66 deg
Dry Mass
513 kg
Total Mass
1,108 kg
Payload Classification
Mission Type
Science Exploration
Payload Category
PLAN
Payload Class
C
Organizations
Operator
Johns Hopkins Applied Physics Lab
Manufacturer
Johns Hopkins Applied Physics Lab
Registry
COSPAR ID
2004-030A
UN Registration
ST/SG/SER.E/458
Track
Mentions
27
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The Astrophysics Cross-Observatory Science Support facility is designed for coordinated multi-messenger and time-domain astrophysics observations across different platforms.

CapabilityGeneralValue 3.0Jan 1, 2026NASA to Outline Future Flagship Mission Timelines at 247th AAS Meeting
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MOSAIC is a versatile instrument enabling studies of first galaxies, the intergalactic medium, star formation, chemical enrichment histories, mass assembly of galaxies, dark matter, transient phenomena, and electromagnetic counterparts of multi-messenger events.

CapabilityGeneralValue 4.0Dec 8, 2025ESO signs MOSAIC deal for Extremely Large Telescope spectrograph

Marica Branchesi, a professor at the Gran Sasso Science Institute (GSSI), will guide schools in exploring multi-messenger astronomy.

GeneralValue 1.5Oct 27, 2025Il CodyTrip porta le scuole in Abruzzo

At Meta, Srinivasan led security and compliance programs that built end-to-end encryption and regulatory compliance technologies for Messenger and Instagram Direct Messaging.

GovernanceCapabilityLegalValue 4.0Feb 8, 2024Maxar Intelligence Appoints Arvind Srinivasan as Chief Technology Officer

Hisdesat’s SATCOM solution used in Dynamic Messenger-23 is compatible with existing Spanish Navy ship communications systems and does not require changes to those systems.

CapabilityGeneralValue 4.0Oct 12, 2023Hisdesat provides secure SATCOM for NATO unmanned maritime exercise

Messages sent over Bullitt Satellite Messenger typically take around 30 seconds to send from a satellite-connected phone to a device with an IP connection, including a 5-second wait to allow message bundling.

CapabilityGeneralValue 4.0Feb 24, 2023Bullitt unveils satellite-enabled Android smartphones

BepiColombo builds on research from NASA’s Messenger, which orbited Mercury from 2011 to 2015 before crashing into the planet’s surface.

GeneralPlanValue 2.0Oct 20, 2018Ariane 5 launches BepiColombo to Mercury