🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.66 AU - 1.06 AU

Year: 291 Days

Day: 44.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,323,516 km

• M1: 40,391 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.86 AU - 1.12 AU

Year: 360 Days

Day: 14.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.56 AU - 4.02 AU

Year: 2180 Days

Day: 35.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,323,516 km

• M1: 42,187 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.44 AU - 4.9 AU

Year: 3110 Days

Day: 34.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.7

Radius: 9.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.47 AU - 5.63 AU

Year: 4145 Days

Day: 5.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,323,516 km

• M1: 113,096 km (0.086 R)
• M2: 465,399 km (0.107 R)
• M3: 882,927 km (0.08 R)
• M4: 1,204,861 km (0.106 R)
• M5: 1,533,378 km (0.075 R)
• M6: 2,082,402 km (0.105 R)
• M7: 2,389,228 km (0.105 R)
• M8: 2,695,903 km (0.076 R)
• M9: 3,045,513 km (0.064 R)
• M10: 3,571,051 km (0.104 R)
• M11: 4,155,978 km (0.047 R)
• M12: 4,646,659 km (0.027 R)
• M13: 5,151,552 km (0.089 R)
• M14: 6,773,343 km (0.119 R)
• M15: 7,826,362 km (0.049 R)
• M16: 9,696,186 km (0.088 R)
• M17: 10,291,885 km (0.115 R)
• M18: 10,676,351 km (0.119 R)
• M19: 11,352,085 km (0.091 R)
• M20: 13,827,032 km (0.096 R)
• M21: 14,678,094 km (0.095 R)
• M22: 15,917,363 km (0.044 R)
• M23: 16,380,069 km (0.091 R)
• M24: 16,746,285 km (0.119 R)
• M25: 17,658,233 km (0.112 R)
• M26: 18,887,030 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.6

Radius: 8.4

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 7.17 AU - 8.79 AU

Year: 8234 Days

Day: 8.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,323,516 km

• M1: 105,018 km (0.093 R)
• M2: 389,104 km (0.069 R)
• M3: 754,123 km (0.094 R)
• M4: 1,047,783 km (0.102 R)
• M5: 1,496,428 km (0.116 R)
• M6: 2,608,688 km (0.059 R)
• M7: 2,921,347 km (0.116 R)
• M8: 5,951,901 km (0.095 R)
• M9: 6,311,534 km (0.12 R)
• M10: 7,376,222 km (0.083 R)
• M11: 9,816,163 km (0.086 R)
• M12: 10,319,112 km (0.077 R)
• M13: 11,016,387 km (0.061 R)
• M14: 11,467,874 km (0.093 R)
• M15: 12,699,513 km (0.104 R)
• M16: 14,655,206 km (0.066 R)
• M17: 15,201,388 km (0.103 R)
• M18: 17,645,218 km (0.113 R)
• M19: 18,577,961 km (0.077 R)
• M20: 21,434,084 km (0.088 R)
• M21: 22,784,653 km (0.114 R)
• M22: 23,222,676 km (0.098 R)
• M23: 25,969,592 km (0.106 R)
• M24: 26,931,506 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.7

Radius: 9.6

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.25 AU - 12.45 AU

Year: 14899 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,323,516 km

• M1: 120,426 km (0.085 R)
• M2: 650,003 km (0.12 R)
• M3: 1,013,526 km (0.12 R)
• M4: 1,439,281 km (0.116 R)
• M5: 2,772,198 km (0.064 R)
• M6: 4,757,362 km (0.098 R)
• M7: 5,540,806 km (0.049 R)
• M8: 6,830,489 km (0.078 R)
• M9: 9,715,933 km (0.114 R)
• M10: 10,973,602 km (0.055 R)
• M11: 12,208,383 km (0.088 R)
• M12: 14,230,497 km (0.049 R)
• M13: 14,805,402 km (0.099 R)
• M14: 17,832,515 km (0.103 R)
• M15: 18,585,591 km (0.115 R)
• M16: 19,359,760 km (0.109 R)
• M17: 23,456,797 km (0.059 R)
• M18: 24,769,817 km (0.089 R)
• M19: 27,986,022 km (0.115 R)
• M20: 31,229,453 km (0.113 R)
• M21: 35,233,739 km (0.118 R)
• M22: 36,418,704 km (0.116 R)
• M23: 39,708,361 km (0.12 R)
• M24: 48,951,116 km (0.1 R)
• M25: 50,095,540 km (0.078 R)
• M26: 56,442,678 km (0.114 R)
• M27: 60,087,182 km (0.071 R)
• M28: 65,843,408 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.8

Radius: 5.9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 14.9 AU - 15.66 AU

Year: 21816 Days

Day: 20.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,323,516 km

• M1: 94,396 km (0.067 R)
• M2: 685,158 km (0.116 R)
• M3: 1,469,649 km (0.099 R)
• M4: 2,821,266 km (0.052 R)
• M5: 3,665,746 km (0.113 R)
• M6: 4,609,110 km (0.081 R)
• M7: 7,041,123 km (0.11 R)
• M8: 11,138,010 km (0.043 R)
• M9: 11,673,271 km (0.064 R)
• M10: 12,565,174 km (0.119 R)
• M11: 13,322,738 km (0.045 R)
• M12: 16,112,588 km (0.082 R)
• M13: 18,077,407 km (0.114 R)
• M14: 33,418,968 km (0.111 R)
• M15: 33,860,730 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 170 - 17,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit