🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.94 AU - 1.56 AU

Year: 524 Days

Day: 18.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,014,456 km

• M1: 22,739 km (0.087 R)
• M2: 262,095 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.09 AU - 2.57 AU

Year: 1333 Days

Day: 21.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.39 AU - 3.11 AU

Year: 1709 Days

Day: 43.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,014,456 km

• M1: 403,914 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.8 AU - 4.38 AU

Year: 2549 Days

Day: 22.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,014,456 km

• M1: 452,384 km (0.05 R)
• M2: 641,027 km (0.101 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.5

Radius: 12.5

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.36 AU - 4.88 AU

Year: 3721 Days

Day: 5.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,014,456 km

• M1: 157,377 km (0.097 R)
• M2: 794,365 km (0.114 R)
• M3: 1,368,372 km (0.112 R)
• M4: 2,009,847 km (0.095 R)
• M5: 2,672,566 km (0.117 R)
• M6: 3,510,912 km (0.112 R)
• M7: 4,104,966 km (0.111 R)
• M8: 5,110,263 km (0.085 R)
• M9: 5,541,853 km (0.077 R)
• M10: 8,603,374 km (0.116 R)
• M11: 9,686,911 km (0.058 R)
• M12: 10,896,260 km (0.106 R)
• M13: 11,308,402 km (0.096 R)
• M14: 11,769,912 km (0.082 R)
• M15: 13,146,062 km (0.042 R)
• M16: 15,501,331 km (0.025 R)
• M17: 16,361,669 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.8

Radius: 14.7

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 9.45 AU - 13.57 AU

Year: 14633 Days

Day: 9.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,014,456 km

• M1: 184,454 km (0.068 R)
• M2: 962,214 km (0.1 R)
• M3: 1,436,140 km (0.093 R)
• M4: 1,933,552 km (0.063 R)
• M5: 2,446,673 km (0.108 R)
• M6: 3,074,835 km (0.113 R)
• M7: 5,247,893 km (0.12 R)
• M8: 7,935,868 km (0.053 R)
• M9: 10,209,307 km (0.093 R)
• M10: 10,923,936 km (0.091 R)
• M11: 13,988,298 km (0.109 R)
• M12: 17,741,709 km (0.075 R)
• M13: 22,393,156 km (0.086 R)
• M14: 22,852,720 km (0.12 R)
• M15: 26,656,246 km (0.084 R)
• M16: 39,223,215 km (0.098 R)
• M17: 40,567,801 km (0.092 R)
• M18: 41,942,905 km (0.113 R)
• M19: 53,754,404 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.1

Radius: 4.4

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 14.92 AU - 18.16 AU

Year: 25208 Days

Day: 20.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,014,456 km

• M1: 56,548 km (0.085 R)
• M2: 212,728 km (0.104 R)
• M3: 449,392 km (0.119 R)
• M4: 747,391 km (0.098 R)
• M5: 889,210 km (0.069 R)
• M6: 2,068,939 km (0.096 R)
• M7: 2,473,152 km (0.09 R)
• M8: 3,068,103 km (0.088 R)
• M9: 4,204,448 km (0.096 R)
• M10: 5,385,374 km (0.095 R)
• M11: 5,702,970 km (0.107 R)
• M12: 5,921,682 km (0.077 R)
• M13: 6,453,503 km (0.096 R)
• M14: 6,811,939 km (0.105 R)
• M15: 7,699,503 km (0.096 R)
• M16: 13,895,997 km (0.097 R)
• M17: 14,831,881 km (0.119 R)
• M18: 30,852,466 km (0.055 R)
• M19: 31,188,014 km (0.06 R)
• M20: 34,438,327 km (0.056 R)
• M21: 35,041,506 km (0.116 R)
• M22: 37,397,972 km (0.096 R)
• M23: 42,286,082 km (0.096 R)
• M24: 45,674,324 km (0.115 R)
• M25: 47,583,044 km (0.088 R)
• M26: 48,783,716 km (0.088 R)
• M27: 52,984,873 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.5

Radius: 7.1

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 17.57 AU - 20.17 AU

Year: 30718 Days

Day: 21.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,014,456 km

• M1: 114,143 km (0.095 R)
• M2: 402,119 km (0.111 R)
• M3: 966,253 km (0.115 R)
• M4: 1,246,749 km (0.074 R)
• M5: 2,799,724 km (0.103 R)
• M6: 3,495,354 km (0.115 R)
• M7: 4,198,315 km (0.082 R)
• M8: 5,546,491 km (0.088 R)
• M9: 5,838,805 km (0.119 R)
• M10: 6,141,292 km (0.089 R)
• M11: 6,409,072 km (0.11 R)
• M12: 6,637,957 km (0.119 R)
• M13: 8,727,689 km (0.104 R)
• M14: 8,952,535 km (0.119 R)
• M15: 10,893,567 km (0.085 R)
• M16: 11,286,561 km (0.092 R)
• M17: 13,099,238 km (0.056 R)
• M18: 13,769,437 km (0.084 R)
• M19: 14,462,374 km (0.065 R)
• M20: 15,668,582 km (0.119 R)
• M21: 17,556,806 km (0.103 R)
• M22: 19,687,977 km (0.056 R)
• M23: 22,719,129 km (0.079 R)
• M24: 26,047,532 km (0.119 R)
• M25: 27,225,616 km (0.069 R)
• M26: 39,469,453 km (0.065 R)
• M27: 41,813,054 km (0.08 R)
• M28: 44,082,453 km (0.08 R)
• M29: 44,912,572 km (0.078 R)
• M30: 49,397,516 km (0.106 R)
• M31: 52,857,715 km (0.116 R)
• M32: 54,742,199 km (0.118 R)
• M33: 59,245,544 km (0.111 R)
• M34: 65,053,532 km (0.079 R)
• M35: 67,654,590 km (0.093 R)
• M36: 77,544,655 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 12,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit