🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.41 AU - 0.61 AU

Year: 139 Days

Day: 47.4 Hours

Environment

Temp: 148 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.48 AU - 0.6 AU

Year: 151 Days

Day: 34.5 Hours

Environment

Temp: 176 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.41 AU - 1.95 AU

Year: 829 Days

Day: 41 Hours

Environment

Temp: -58 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.51 AU - 2.19 AU

Year: 958 Days

Day: 24.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 81.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,285,105 km

• M1: 106,065 km (0.072 R)
• M2: 489,933 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.03 AU - 3.27 AU

Year: 1643 Days

Day: 31.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,285,105 km

• M1: 442,511 km (0.066 R)

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474

Radius: 12.8

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.44 AU - 10.16 AU

Year: 9941 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,285,105 km

• M1: 159,172 km (0.088 R)
• M2: 583,132 km (0.106 R)
• M3: 1,164,171 km (0.054 R)
• M4: 1,962,874 km (0.099 R)
• M5: 2,431,414 km (0.042 R)
• M6: 2,831,439 km (0.085 R)
• M7: 3,411,579 km (0.116 R)
• M8: 3,841,524 km (0.042 R)
• M9: 5,138,986 km (0.059 R)
• M10: 7,273,748 km (0.105 R)
• M11: 8,325,122 km (0.097 R)
• M12: 9,567,981 km (0.088 R)
• M13: 10,234,140 km (0.084 R)
• M14: 10,880,253 km (0.057 R)
• M15: 12,586,866 km (0.119 R)
• M16: 13,212,933 km (0.1 R)
• M17: 17,414,987 km (0.08 R)
• M18: 17,907,314 km (0.052 R)
• M19: 19,817,828 km (0.094 R)
• M20: 20,980,054 km (0.12 R)
• M21: 23,355,070 km (0.111 R)
• M22: 25,362,225 km (0.066 R)
• M23: 27,198,838 km (0.078 R)
• M24: 28,828,557 km (0.036 R)
• M25: 30,017,411 km (0.052 R)
• M26: 31,445,472 km (0.115 R)
• M27: 38,673,892 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.6

Radius: 13.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8.72 AU - 12.86 AU

Year: 13497 Days

Day: 12.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 22,285,105 km

• M1: 167,849 km (0.071 R)
• M2: 732,132 km (0.095 R)
• M3: 1,332,319 km (0.082 R)
• M4: 1,849,179 km (0.049 R)
• M5: 2,293,934 km (0.096 R)
• M6: 2,928,079 km (0.051 R)
• M7: 4,082,825 km (0.072 R)
• M8: 5,900,290 km (0.08 R)
• M9: 7,825,913 km (0.102 R)
• M10: 10,945,777 km (0.112 R)
• M11: 11,607,897 km (0.103 R)
• M12: 12,106,208 km (0.116 R)
• M13: 12,618,730 km (0.044 R)
• M14: 15,106,692 km (0.102 R)
• M15: 17,660,328 km (0.118 R)
• M16: 20,220,546 km (0.102 R)
• M17: 24,511,162 km (0.116 R)
• M18: 26,172,746 km (0.1 R)
• M19: 27,248,654 km (0.11 R)
• M20: 28,691,226 km (0.1 R)
• M21: 32,951,325 km (0.109 R)
• M22: 34,716,131 km (0.088 R)
• M23: 40,105,394 km (0.043 R)
• M24: 41,246,377 km (0.093 R)
• M25: 43,146,419 km (0.077 R)
• M26: 49,196,606 km (0.117 R)
• M27: 54,045,821 km (0.095 R)
• M28: 54,565,075 km (0.113 R)
• M29: 57,211,013 km (0.104 R)
• M30: 62,566,916 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.1

Radius: 5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.86 AU - 11.96 AU

Year: 15652 Days

Day: 18.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,285,105 km

• M1: 62,233 km (0.054 R)
• M2: 593,006 km (0.087 R)
• M3: 750,233 km (0.083 R)
• M4: 2,644,741 km (0.066 R)
• M5: 2,823,361 km (0.118 R)
• M6: 3,186,883 km (0.054 R)
• M7: 3,964,942 km (0.027 R)
• M8: 4,199,362 km (0.106 R)
• M9: 4,983,404 km (0.068 R)
• M10: 6,165,078 km (0.059 R)
• M11: 7,849,101 km (0.118 R)
• M12: 11,482,983 km (0.103 R)
• M13: 11,828,704 km (0.043 R)
• M14: 12,723,149 km (0.116 R)
• M15: 16,479,701 km (0.115 R)
• M16: 17,086,321 km (0.117 R)
• M17: 19,846,701 km (0.119 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 14,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit