🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.04 AU - 1.32 AU

Year: 478 Days

Day: 14.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.03 AU - 1.55 AU

Year: 546 Days

Day: 20.1 Hours

Environment

Temp: -27 °C

Axial Tilt: 83.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.87 AU - 2.69 AU

Year: 1283 Days

Day: 24.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.4

Radius: 9.3

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.6 AU - 9.12 AU

Year: 7443 Days

Day: 13.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 63.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,128,533 km

• M1: 117,135 km (0.086 R)
• M2: 580,290 km (0.061 R)
• M3: 3,785,125 km (0.109 R)
• M4: 4,460,560 km (0.077 R)
• M5: 7,412,425 km (0.082 R)
• M6: 7,908,940 km (0.059 R)
• M7: 9,576,807 km (0.113 R)
• M8: 10,540,516 km (0.12 R)
• M9: 12,079,579 km (0.109 R)
• M10: 12,446,842 km (0.106 R)
• M11: 12,875,739 km (0.09 R)
• M12: 14,690,661 km (0.076 R)
• M13: 17,257,311 km (0.097 R)
• M14: 18,890,920 km (0.046 R)
• M15: 22,700,280 km (0.079 R)
• M16: 26,024,794 km (0.066 R)
• M17: 30,813,870 km (0.055 R)
• M18: 31,698,442 km (0.103 R)
• M19: 32,599,770 km (0.08 R)
• M20: 36,051,292 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 9.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 7.96 AU - 8.72 AU

Year: 8978 Days

Day: 6.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 101,128,533 km

• M1: 123,119 km (0.077 R)
• M2: 539,600 km (0.112 R)
• M3: 1,119,441 km (0.111 R)
• M4: 3,197,804 km (0.035 R)
• M5: 5,553,522 km (0.076 R)
• M6: 7,560,676 km (0.053 R)
• M7: 8,239,701 km (0.066 R)
• M8: 10,221,275 km (0.081 R)
• M9: 11,096,272 km (0.071 R)
• M10: 13,095,648 km (0.108 R)
• M11: 15,718,697 km (0.116 R)
• M12: 21,979,518 km (0.093 R)
• M13: 25,108,058 km (0.115 R)
• M14: 27,516,584 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 9.1

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.28 AU - 11.2 AU

Year: 12215 Days

Day: 10.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,128,533 km

• M1: 114,592 km (0.088 R)
• M2: 861,983 km (0.068 R)
• M3: 1,667,567 km (0.087 R)
• M4: 1,969,456 km (0.08 R)
• M5: 2,291,839 km (0.109 R)
• M6: 2,631,576 km (0.041 R)
• M7: 3,435,216 km (0.109 R)
• M8: 3,812,951 km (0.051 R)
• M9: 4,144,908 km (0.049 R)
• M10: 5,258,216 km (0.105 R)
• M11: 5,977,931 km (0.074 R)
• M12: 6,660,247 km (0.094 R)
• M13: 7,429,778 km (0.075 R)
• M14: 7,798,537 km (0.066 R)
• M15: 11,109,287 km (0.067 R)
• M16: 15,672,023 km (0.11 R)
• M17: 17,284,688 km (0.066 R)
• M18: 17,607,071 km (0.113 R)
• M19: 24,199,400 km (0.105 R)
• M20: 25,925,012 km (0.098 R)
• M21: 29,896,386 km (0.089 R)
• M22: 31,401,042 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.8

Radius: 3.3

Gravity: 56.46 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 18.27 AU - 20.93 AU

Year: 32347 Days

Day: 23 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 101,128,533 km

• M1: 41,887 km (0.065 R)
• M2: 145,260 km (0.11 R)
• M3: 767,736 km (0.06 R)
• M4: 1,102,836 km (0.093 R)
• M5: 1,386,772 km (0.112 R)
• M6: 1,509,443 km (0.093 R)
• M7: 2,609,884 km (0.089 R)
• M8: 3,140,807 km (0.111 R)
• M9: 3,575,688 km (0.105 R)
• M10: 4,412,389 km (0.081 R)
• M11: 5,037,858 km (0.111 R)
• M12: 5,414,545 km (0.115 R)
• M13: 5,809,783 km (0.119 R)
• M14: 6,270,993 km (0.086 R)
• M15: 6,657,255 km (0.079 R)
• M16: 6,856,220 km (0.104 R)
• M17: 9,689,304 km (0.118 R)
• M18: 12,006,875 km (0.086 R)
• M19: 12,227,532 km (0.12 R)
• M20: 14,836,518 km (0.093 R)
• M21: 15,607,546 km (0.099 R)
• M22: 17,136,137 km (0.048 R)
• M23: 17,888,913 km (0.105 R)
• M24: 23,212,354 km (0.086 R)
• M25: 26,914,901 km (0.071 R)
• M26: 30,172,993 km (0.087 R)
• M27: 37,302,079 km (0.071 R)
• M28: 41,337,183 km (0.05 R)
• M29: 49,881,166 km (0.114 R)
• M30: 52,774,389 km (0.072 R)
• M31: 53,962,346 km (0.094 R)
• M32: 61,902,552 km (0.061 R)
• M33: 63,667,807 km (0.082 R)
• M34: 65,466,272 km (0.114 R)
• M35: 73,243,566 km (0.098 R)
• M36: 74,968,879 km (0.09 R)
• M37: 75,716,419 km (0.083 R)
• M38: 92,015,855 km (0.062 R)
• M39: 95,767,470 km (0.099 R)
• M40: 96,353,595 km (0.027 R)
• M41: 98,423,730 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 20,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit