ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ
Work to a listed building
Greenwich · Reference 25/4251/F
Comment period closed
What is being proposed
Erection of a external artist installation within the Meridian Courtyard adjacent to the Meridian Building for a temporary period between 03/03/2026 and 31/03/2028 and associated works [This application affects a scheduled monument and the setting of a number of Grade 1 and Grade 2 Listed Buildings].
Description as published by Greenwich.
What this could mean for you
These are the effects a proposal like this most often raises. Each one is a material planning consideration, so each can form the basis of a comment.
- Character of the area
Derived automatically from the proposal wording. Read the full application before relying on it.
Timeline
Received
16 Jan 2026 · Submitted to the council
Validated
16 Jan 2026 · Checked and published
Comments close
25 Feb 2026 · Last day to have your say
Decision due
Not yet · Target date, often slips
Decided
12 Mar 2026 · Outcome published
Key facts
- Reference
- 25/4251/F
- Authority
- Greenwich
- Address
- ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ
- Postcode
- SE10 8XJ
- Type
- Listed building
- Scale
- Minor
- Applicant
- Not published
- Agent
- Not published
- Received
- 16 Jan 2026
- Decision due
- Not given
Also happening nearby
ROYAL OBSERVATORY, BLACKHEATH AVENUE, LONDON, SE10 8XJ
A follow-up to an existing permission · the principle is already approved, so only the detail is under consideration
An application submitted under Section 73 of the Town & Country Planning Act 1990 for a minor material amendment in connection with the planning permission 24/2640/MA dated 18/11/2024 for 'Full Regeneration of the Royal Observatory Site including (but not limited to) demolition of the existingÿsingle storey ticketing office, installation of newÿentranceÿpavilion on the eastern perimeter of the site with supportedÿgarden walk structure; installation of an external elliptical access stair to the Great Equatorial Building, including new lift and overrun within the Meridian Building;ÿextending the planetarium lobby to create new science engagement space, and connecting to the South Building facade; new access core from the planetarium terrace down to the infilled courtyard; new caf‚ kiosk inÿtheÿAstronomers Garden;ÿremoval of gas boilers and introduction of new air source heat pumps and acoustic enclosure;ÿassociated switch room and relocated bin store on the southern perimeter of the site, new cycle stands, a site wide landscaping scheme, conservation repairs and other associated works [This application affects a scheduled monument and a number of Grade 1 and Grade 2 Listed Buildings' to allow:Variation of Condition 2 (Approved Drawings) for:Altered profile of the roof detail to the edge of the entrance pavilion, minor increase to the size of the fin wallsAltered materiality of the Garden WalkAltered materiality and detailing of the Great Equatorial Telescope Access StairAltered profile and extent of upper-level astronomers court benchesAltered materiality and scale of the North Caf‚ KioskAltered extent of ramps and steps to the north south buildingAltered landscaping to the east side of north caf‚ kioskAltered window detailing to Meridian Building and Great Equatorial TelescopeAssociated external alterations.