Shadow of the Tomb Raider?

Early today the official Tomb Raider social networks uploaded this;

Could this be a hint towards a new game? Fans have been speculating this news and have a hunch it's related to the rumoured 'Shadow of the Tomb Raider.

At the start of the year Crystal Dynamics released a statement discussing a new game in the works. Which information will be released later in the year.

Aside from a date and time they Tomb Raider also changed their profile picture. 

Could this image of the ecplise count down the big reveal? The news will be released 1PM UK time.

[Images:  Tomb Raider ]