This blog is operated by the European Space Agency (ESA) as an unofficial and in-depth source of information for the general public, media and anyone interested in the transit of Venus.

It is updated by editors from the ESA Space Science communications team with input from Venus Express mission scientists. We’ll be reporting live from Svalbard during the transit itself, and will do our best to provide the most up-to-date information as soon as possible!

The Transit of Venus blog is provided strictly on an unofficial, best-effort basis and ESA makes no warranty that the information, news, comments or opinions published in this blog are confirmed, accurate, official or in any way reflect the formal policies of the European Space Agency or our partners. For the latest confirmed information relating to any ESA activity, please access the main ESA Web portal (

Public comments

We welcome your comments, feedback and questions – you’ll find the comment box at the foot of every blog post. We’ll do our best to answer your questions within a reasonable amount of time, however we cannot guarantee that all questions will be answered. Comments may be edited for clarity or length.

All public comments remain the property of the individual who posts them and ESA expressly disclaims any responsibility for their content or accuracy.

Off-topic comments and queries or any comment that is deemed inappropriate by the editors will be deleted.