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Via Galileo Galilei 35, Rome, 00185 (show map)
Guest houses Overview
Formerly Sidereus B&B
Before November 2019 Sidereus was known as Sidereus B&B

Lock in a great price now and relax with our Price Guardian working for you
Hotel prices fluctuate. Book now, we will check prices each day for you and then let you know how to re-book if an even better price becomes available.Rooms List
Setup a Price Alert for Sidereus
Each day we'll check prices and send you an email for your selected dates at Sidereus. If you don't have specific dates but would like to check prices for say next weekend or say next month we can check the price too.
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Facilities of Sidereus
General
Free parking, On-site parking, Parking, Private parking, WiFi everywhere
Services
Free WiFi, Internet services, WiFi
Food & Drink
Snack bar, Vending machine (drinks), Vending machine (snacks)
Front-desk/reception area services
Safety deposit box, Valet parking
Shops
Mini-market on site
Miscellaneous
Air conditioning, Heating, Lift, Non-smoking rooms, Non-smoking throughout
Room facilities [ These may vary room to room ]
Air Conditioning, Desk, Flat-screen TV, Hairdryer, Heating, Linen, Shared Bathroom, Shared Toilet, Towels, TV, Wardrobe/Closet
Hotel Policies
Check-In
From 17:00:00 hours
Check-Out
Untill 09:30:00 hours
Cancellation / Prepayment
Cancellation, prepayment and 'book now pay later' policies vary according to room type. Please check the room conditions when selecting your room above.
Accepted credit cards
The hotel reserves the right to pre-authorise credit cards prior to arrival.
The fine print
Please kindly refer to the policies about check in time. Guests who wish to check in outside of operating hours are required to contact the property directly to receive a confirmation from the management.Please inform in advance of your expected arrival time. You can use the Special Requests box when booking, or contact the property directly with the contact details provided in your confirmation.
Managed by a private host
Traveller reviews

“Stay at Sidereus B&B”
27 Jan 2025
Located very close to top attractions like Colosseum. Metro station and bus stop at a walking distance. It was very easy to catch Metro line A to travel to anywhere Host Carlo is a great guy. He was waiting outside the building to welcome me and showed me details about the accommodation and access. It was very easy to chat with him or ask any questions. He also provided a box of biscuits, fruits and mineral water bottle as a complement. Room was very clean and it got cleaned again during the stay. Room was quite spacious. It’s not a five star hotel as it’s a simple accommodation however considering the location, friendliness of Carlo and size of room, it was well worth it .

“Stay at Sidereus B&B”
12 Jan 2025
Located very close to top attractions like Colosseum. Metro station and bus stop at a walking distance. It was very easy to catch Metro line A to travel to anywhere Host Carlo is a great guy. He was waiting outside the building to welcome me and showed me details about the accommodation and access. It was very easy to chat with him or ask any questions. He also provided a box of biscuits, fruits and mineral water bottle as a complement. Room was very clean and it got cleaned again during the stay. Room was quite spacious. It’s not a five star hotel as it’s a simple accommodation however considering the location, friendliness of Carlo and size of room, it was well worth it .

“For me everything was very good, there is air conditioning, very nice and friendly host, comfortable”
12 Aug 2024
Nice and friendly host, safe neighbourhood, air conditioning works, which is essential during summer. Fine place to stay, very good location.

“conveniently located, clean, kind host”
03 Jul 2024
Excellent location, and Carlo is a great host! Very attentive and responsive.

“Fair”
18 May 2024
The room was spacious and the host was kind and gave us lots of information about the stay and the location was very good to walk to all the places we wanted to explore ! The age of the property/decor was unique and was like stepping back in time
Hotels Nearby
Matisse Royal
Distance : 1.49 KM
Lilium Boutique Hotel
Distance : 1.95 KM
Angelina Dimora Contemporanea
Distance : 3.43 KM
Roma dei Papi Hotel de Charme
Distance : 3.43 KM
The One Prati Rooms
Distance : 4.15 KM
Milizie 76 Gallery
Distance : 4.39 KM
QuodLibet
Distance : 4.48 KM
Villino Corbelli B&B
Distance : 5.99 KM