# European Space Agency 2013: ESA and NASA stumped by cosmic mystery

> European Space Agency, 2013. 4 records on Mysteries Department cite it. A primary statement from the Rosetta navigation team and the plan for the Juno…

Source: https://mysteriesdept.com/sources/SRC0CWYE0PY4KEB/esa-and-nasa-stumped-by-cosmic-mystery  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Sources](https://mysteriesdept.com/sources)[Earth flyby anomaly](https://mysteriesdept.com/mysteries/flyby-anomaly)European Space Agency 2013

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# ESA and NASA stumped by cosmic mystery

European Space Agency, 2013. _ESA Operations (esa.int), 9 October 2013_.

ESA's announcement that its Malargüe and Perth stations would track Juno's Earth flyby at 561 km on 9 October 2013 to test the anomaly, with ESOC flight dynamics expert Trevor Morley's statement that the anomaly was seen at Rosetta's first flyby in 2005 but not at its later ones.

**Earth flyby anomaly** Web pageChecked against the original0

## What it's used for here

A primary statement from the Rosetta navigation team and the plan for the Juno test.

## Cited by on this site 4 records

[Juno passes at 559 km; ESA stations track it to test the anomaly; none clearly detected](https://mysteriesdept.com/mysteries/flyby-anomaly/events/EVT0CWYE90J2QP7/juno-passes-at-559-km-esa-stations-track-it-to-test-the)

EVT

[Trevor Morley](https://mysteriesdept.com/mysteries/flyby-anomaly/people/FIG0CWYE5V07KDF/trevor-morley)

FIG

[The Earth flyby anomaly](https://mysteriesdept.com/mysteries/flyby-anomaly)

The mystery article

MYS

[ESA ESOC Flight Dynamics](https://mysteriesdept.com/mysteries/flyby-anomaly/organisations/ORG0CWYE6JE335S/esa-esoc-flight-dynamics)

ORG

## Cite it

```
European Space Agency (2013). ESA and NASA stumped by cosmic mystery. ESA Operations (esa.int), 9 October 2013. https://www.esa.int/Enabling_Support/Operations/ESA_and_NASA_stumped_by_cosmic_mystery
```

[Read it free at esa.int](https://www.esa.int/Enabling_Support/Operations/ESA_and_NASA_stumped_by_cosmic_mystery)

Key

**SRC** 0CWYE0PY4KEB

Kind

Web page

Rights

The publisher's

Kept

29 Oct 2026, for editors

Checked

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Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

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