🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.52 AU - 0.58 AU

Year: 154 Days

Day: 38.1 Hours

Environment

Temp: 212 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.79 AU - 0.83 AU

Year: 275 Days

Day: 30.2 Hours

Environment

Temp: 102 °C

Axial Tilt: 56.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.87 AU - 1.17 AU

Year: 388 Days

Day: 22.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.5 AU - 3.16 AU

Year: 1794 Days

Day: 29.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.42 AU - 4.28 AU

Year: 2846 Days

Day: 16.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.3 AU - 5.08 AU

Year: 3231 Days

Day: 29.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442

Radius: 13.1

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.97 AU - 5.15 AU

Year: 3668 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,783,480 km

• M1: 172,187 km (0.114 R)
• M2: 883,824 km (0.12 R)
• M3: 1,608,776 km (0.092 R)
• M4: 2,213,300 km (0.107 R)
• M5: 2,512,646 km (0.09 R)
• M6: 3,109,093 km (0.078 R)
• M7: 4,678,075 km (0.1 R)
• M8: 6,697,646 km (0.097 R)
• M9: 7,175,312 km (0.084 R)
• M10: 7,470,020 km (0.106 R)
• M11: 7,846,857 km (0.109 R)
• M12: 8,233,268 km (0.101 R)
• M13: 8,790,221 km (0.106 R)
• M14: 10,132,862 km (0.114 R)
• M15: 10,454,198 km (0.074 R)
• M16: 11,051,543 km (0.112 R)
• M17: 11,947,634 km (0.113 R)
• M18: 13,812,072 km (0.071 R)
• M19: 14,743,020 km (0.04 R)
• M20: 15,202,136 km (0.034 R)
• M21: 16,548,068 km (0.113 R)
• M22: 16,921,763 km (0.094 R)
• M23: 19,776,988 km (0.072 R)
• M24: 20,021,730 km (0.115 R)
• M25: 20,267,819 km (0.043 R)
• M26: 20,931,734 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.4

Radius: 15

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.17 AU - 7.81 AU

Year: 6962 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,783,480 km

• M1: 186,997 km (0.106 R)
• M2: 2,165,579 km (0.109 R)
• M3: 8,700,163 km (0.094 R)
• M4: 9,477,175 km (0.11 R)
• M5: 12,878,581 km (0.11 R)
• M6: 13,299,550 km (0.11 R)
• M7: 13,775,570 km (0.075 R)
• M8: 14,065,192 km (0.101 R)
• M9: 15,153,217 km (0.085 R)
• M10: 15,764,175 km (0.079 R)
• M11: 16,862,522 km (0.104 R)
• M12: 19,743,179 km (0.118 R)
• M13: 23,603,552 km (0.111 R)
• M14: 26,727,006 km (0.102 R)
• M15: 29,338,237 km (0.115 R)
• M16: 30,546,090 km (0.117 R)
• M17: 31,851,780 km (0.09 R)
• M18: 34,621,884 km (0.088 R)
• M19: 35,545,202 km (0.112 R)
• M20: 38,388,609 km (0.118 R)
• M21: 39,769,547 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.3

Radius: 6.8

Gravity: 16.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 16.27 AU - 17.87 AU

Year: 26569 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,783,480 km

• M1: 86,019 km (0.047 R)
• M2: 957,277 km (0.1 R)
• M3: 1,636,152 km (0.053 R)
• M4: 2,821,416 km (0.048 R)
• M5: 5,269,884 km (0.044 R)
• M6: 7,776,546 km (0.114 R)
• M7: 7,993,912 km (0.052 R)
• M8: 8,836,297 km (0.09 R)
• M9: 10,087,085 km (0.097 R)
• M10: 10,272,587 km (0.06 R)
• M11: 19,517,585 km (0.11 R)
• M12: 24,139,561 km (0.1 R)
• M13: 28,835,289 km (0.094 R)
• M14: 29,570,413 km (0.106 R)
• M15: 29,888,308 km (0.077 R)
• M16: 33,385,308 km (0.09 R)
• M17: 33,610,303 km (0.055 R)
• M18: 47,285,942 km (0.102 R)
• M19: 50,273,412 km (0.043 R)
• M20: 59,186,154 km (0.071 R)
• M21: 69,473,850 km (0.106 R)
• M22: 75,771,322 km (0.048 R)
• M23: 91,777,396 km (0.098 R)
• M24: 94,783,416 km (0.08 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 14,956 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit