🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.7 AU - 0.94 AU

Year: 271 Days

Day: 48 Hours

Environment

Temp: 125 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.07 AU - 1.25 AU

Year: 456 Days

Day: 29 Hours

Environment

Temp: 20 °C

Axial Tilt: 101.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,511,821 km

• M1: 741,557 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.7 AU - 2.3 AU

Year: 1033 Days

Day: 23.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.77 AU - 3.17 AU

Year: 1869 Days

Day: 34.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,511,821 km

• M1: 240,703 km (0.112 R)

Asteroid Belt

Center: 6.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.7

Radius: 13.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.78 AU - 12.22 AU

Year: 13325 Days

Day: 14.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,511,821 km

• M1: 169,195 km (0.073 R)
• M2: 635,641 km (0.05 R)
• M3: 1,399,638 km (0.09 R)
• M4: 3,535,446 km (0.116 R)
• M5: 4,439,317 km (0.08 R)
• M6: 7,911,633 km (0.11 R)
• M7: 11,587,552 km (0.063 R)
• M8: 12,584,023 km (0.071 R)
• M9: 15,637,465 km (0.03 R)
• M10: 17,826,830 km (0.065 R)
• M11: 18,600,102 km (0.112 R)
• M12: 21,225,395 km (0.08 R)
• M13: 22,986,610 km (0.117 R)
• M14: 23,995,798 km (0.102 R)
• M15: 27,201,082 km (0.074 R)
• M16: 32,017,834 km (0.093 R)
• M17: 32,929,932 km (0.028 R)
• M18: 33,859,234 km (0.042 R)
• M19: 34,567,580 km (0.099 R)
• M20: 37,752,219 km (0.117 R)
• M21: 41,529,566 km (0.087 R)
• M22: 49,221,888 km (0.118 R)
• M23: 50,743,598 km (0.044 R)
• M24: 52,768,405 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.8

Radius: 4

Gravity: 31.05 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.6 AU - 19.22 AU

Year: 23179 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 98,511,821 km

• M1: 52,210 km (0.07 R)
• M2: 284,386 km (0.08 R)
• M3: 496,665 km (0.049 R)
• M4: 830,717 km (0.075 R)
• M5: 1,078,750 km (0.117 R)
• M6: 1,213,388 km (0.084 R)
• M7: 1,468,453 km (0.05 R)
• M8: 3,172,073 km (0.098 R)
• M9: 4,384,863 km (0.117 R)
• M10: 7,010,455 km (0.11 R)
• M11: 11,853,088 km (0.046 R)
• M12: 12,184,747 km (0.03 R)
• M13: 13,216,373 km (0.097 R)
• M14: 14,605,091 km (0.102 R)
• M15: 47,494,033 km (0.094 R)
• M16: 53,547,511 km (0.051 R)
• M17: 55,920,731 km (0.101 R)
• M18: 58,745,139 km (0.115 R)
• M19: 61,465,726 km (0.025 R)
• M20: 63,661,374 km (0.112 R)
• M21: 70,129,088 km (0.117 R)
• M22: 70,777,296 km (0.113 R)
• M23: 73,188,365 km (0.095 R)
• M24: 75,427,097 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120.8

Radius: 7.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 14.01 AU - 17.93 AU

Year: 23310 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,511,821 km

• M1: 98,884 km (0.082 R)
• M2: 363,822 km (0.092 R)
• M3: 786,885 km (0.117 R)
• M4: 1,052,870 km (0.073 R)
• M5: 1,595,611 km (0.098 R)
• M6: 2,312,035 km (0.093 R)
• M7: 3,203,190 km (0.088 R)
• M8: 4,138,176 km (0.051 R)
• M9: 5,309,079 km (0.099 R)
• M10: 5,778,966 km (0.099 R)
• M11: 8,420,266 km (0.103 R)
• M12: 10,485,464 km (0.105 R)
• M13: 11,010,254 km (0.063 R)
• M14: 11,774,250 km (0.073 R)
• M15: 14,278,070 km (0.111 R)
• M16: 18,066,037 km (0.078 R)
• M17: 21,290,769 km (0.08 R)
• M18: 22,820,557 km (0.059 R)
• M19: 24,788,068 km (0.119 R)
• M20: 31,364,839 km (0.072 R)
• M21: 32,233,404 km (0.078 R)
• M22: 38,397,285 km (0.042 R)
• M23: 44,482,478 km (0.106 R)
• M24: 45,716,660 km (0.027 R)
• M25: 46,552,165 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.5

Radius: 7.2

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 13.94 AU - 20.44 AU

Year: 26032 Days

Day: 21.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 98,511,821 km

• M1: 89,609 km (0.119 R)
• M2: 359,633 km (0.111 R)
• M3: 590,313 km (0.089 R)
• M4: 1,014,124 km (0.103 R)
• M5: 3,021,578 km (0.089 R)
• M6: 5,706,112 km (0.097 R)
• M7: 8,416,526 km (0.075 R)
• M8: 10,771,495 km (0.067 R)
• M9: 11,457,402 km (0.061 R)
• M10: 12,172,180 km (0.065 R)
• M11: 12,466,290 km (0.112 R)
• M12: 13,145,314 km (0.066 R)
• M13: 13,769,437 km (0.103 R)
• M14: 14,577,116 km (0.04 R)
• M15: 15,245,669 km (0.082 R)
• M16: 15,501,631 km (0.069 R)
• M17: 16,643,810 km (0.102 R)
• M18: 17,841,192 km (0.118 R)
• M19: 19,392,372 km (0.088 R)
• M20: 21,669,252 km (0.087 R)
• M21: 30,900,338 km (0.109 R)
• M22: 34,871,264 km (0.077 R)
• M23: 36,216,597 km (0.109 R)
• M24: 37,132,435 km (0.055 R)
• M25: 38,377,539 km (0.096 R)
• M26: 47,882,239 km (0.069 R)
• M27: 50,670,893 km (0.059 R)
• M28: 62,910,243 km (0.115 R)
• M29: 68,311,324 km (0.078 R)
• M30: 71,839,441 km (0.066 R)
• M31: 83,677,419 km (0.115 R)
• M32: 86,895,419 km (0.046 R)
• M33: 91,875,682 km (0.114 R)
• M34: 92,723,752 km (0.099 R)
• M35: 94,435,750 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 13,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit