🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.57 AU - 0.89 AU

Year: 221 Days

Day: 24.7 Hours

Environment

Temp: 186 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,254,137 km

• M1: 30,069 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.33 AU - 1.35 AU

Year: 550 Days

Day: 15.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.86 AU - 2.02 AU

Year: 959 Days

Day: 42.2 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,254,137 km

• M1: 21,542 km (0.096 R)

Asteroid Belt

Center: 5.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.7

Radius: 13.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 9.02 AU - 9.16 AU

Year: 9723 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,254,137 km

• M1: 203,453 km (0.066 R)
• M2: 2,055,624 km (0.069 R)
• M3: 2,766,513 km (0.033 R)
• M4: 5,484,707 km (0.108 R)
• M5: 7,336,579 km (0.118 R)
• M6: 7,951,576 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471

Radius: 13.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.08 AU - 11.18 AU

Year: 12295 Days

Day: 6.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,254,137 km

• M1: 164,109 km (0.106 R)
• M2: 625,170 km (0.11 R)
• M3: 1,074,861 km (0.043 R)
• M4: 3,191,970 km (0.03 R)
• M5: 4,286,278 km (0.092 R)
• M6: 4,935,982 km (0.097 R)
• M7: 7,327,753 km (0.098 R)
• M8: 9,220,465 km (0.052 R)
• M9: 9,654,747 km (0.102 R)
• M10: 10,102,643 km (0.06 R)
• M11: 11,040,323 km (0.094 R)
• M12: 13,028,778 km (0.103 R)
• M13: 14,330,878 km (0.058 R)
• M14: 14,849,085 km (0.119 R)
• M15: 17,048,473 km (0.091 R)
• M16: 18,150,859 km (0.12 R)
• M17: 21,072,954 km (0.107 R)
• M18: 21,659,229 km (0.081 R)
• M19: 23,216,692 km (0.082 R)
• M20: 24,662,705 km (0.106 R)
• M21: 27,733,650 km (0.1 R)
• M22: 30,303,741 km (0.107 R)
• M23: 35,795,180 km (0.079 R)
• M24: 39,213,491 km (0.035 R)
• M25: 39,845,991 km (0.075 R)
• M26: 47,832,872 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.3

Radius: 4.3

Gravity: 50.58 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.41 AU - 17.53 AU

Year: 21586 Days

Day: 17 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,254,137 km

• M1: 134,488 km (0.082 R)
• M2: 291,865 km (0.09 R)
• M3: 445,054 km (0.085 R)
• M4: 711,637 km (0.054 R)
• M5: 1,686,716 km (0.044 R)
• M6: 1,859,502 km (0.106 R)
• M7: 2,263,416 km (0.111 R)
• M8: 3,016,940 km (0.072 R)
• M9: 7,718,353 km (0.108 R)
• M10: 8,250,472 km (0.096 R)
• M11: 9,328,175 km (0.085 R)
• M12: 11,215,801 km (0.074 R)
• M13: 14,902,341 km (0.099 R)
• M14: 18,751,345 km (0.075 R)
• M15: 19,419,000 km (0.1 R)
• M16: 30,499,715 km (0.105 R)
• M17: 32,363,405 km (0.118 R)
• M18: 36,905,196 km (0.114 R)
• M19: 38,255,018 km (0.104 R)
• M20: 41,052,947 km (0.091 R)
• M21: 52,289,841 km (0.1 R)
• M22: 64,118,096 km (0.075 R)
• M23: 69,625,243 km (0.055 R)
• M24: 77,366,184 km (0.079 R)
• M25: 78,586,903 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412

Radius: 5.1

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.32 AU - 17.76 AU

Year: 23864 Days

Day: 20.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,254,137 km

• M1: 63,579 km (0.109 R)
• M2: 233,223 km (0.111 R)
• M3: 437,275 km (0.08 R)
• M4: 842,685 km (0.119 R)
• M5: 1,205,011 km (0.11 R)
• M6: 1,516,174 km (0.086 R)
• M7: 3,375,676 km (0.075 R)
• M8: 3,661,109 km (0.116 R)
• M9: 4,445,301 km (0.119 R)
• M10: 4,718,317 km (0.096 R)
• M11: 7,415,866 km (0.063 R)
• M12: 9,033,168 km (0.092 R)
• M13: 10,509,699 km (0.052 R)
• M14: 10,933,061 km (0.117 R)
• M15: 13,573,912 km (0.084 R)
• M16: 17,019,899 km (0.06 R)
• M17: 21,775,765 km (0.092 R)
• M18: 25,575,102 km (0.084 R)
• M19: 25,792,318 km (0.107 R)
• M20: 32,892,682 km (0.075 R)
• M21: 33,278,346 km (0.075 R)
• M22: 38,003,843 km (0.111 R)
• M23: 59,261,700 km (0.092 R)
• M24: 69,475,196 km (0.12 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 16,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit