🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.99 AU - 1.25 AU

Year: 444 Days

Day: 36.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.16 AU - 1.82 AU

Year: 682 Days

Day: 35.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,559,176 km

• M1: 43,084 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.4 AU - 2.02 AU

Year: 838 Days

Day: 44.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.18 AU - 4.16 AU

Year: 2635 Days

Day: 21.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,559,176 km

• M1: 40,242 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.84 AU - 4.56 AU

Year: 2667 Days

Day: 26 Hours

Environment

Temp: -118 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,559,176 km

• M1: 2,530,298 km (0.109 R)

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 13.7

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.65 AU - 7.69 AU

Year: 7195 Days

Day: 11.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,559,176 km

• M1: 170,392 km (0.066 R)
• M2: 626,516 km (0.098 R)
• M3: 1,262,905 km (0.099 R)
• M4: 1,709,904 km (0.107 R)
• M5: 2,251,897 km (0.092 R)
• M6: 2,955,007 km (0.118 R)
• M7: 3,526,022 km (0.095 R)
• M8: 4,070,708 km (0.12 R)
• M9: 4,758,858 km (0.102 R)
• M10: 7,357,373 km (0.116 R)
• M11: 8,978,415 km (0.056 R)
• M12: 10,000,618 km (0.085 R)
• M13: 11,020,576 km (0.098 R)
• M14: 11,657,115 km (0.076 R)
• M15: 12,402,411 km (0.106 R)
• M16: 13,988,448 km (0.083 R)
• M17: 14,925,978 km (0.042 R)
• M18: 16,718,759 km (0.066 R)
• M19: 17,613,504 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.9

Radius: 11.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 7.15 AU - 7.83 AU

Year: 7682 Days

Day: 12.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,559,176 km

• M1: 147,803 km (0.108 R)
• M2: 606,619 km (0.105 R)
• M3: 1,157,588 km (0.086 R)
• M4: 1,654,253 km (0.067 R)
• M5: 2,062,356 km (0.111 R)
• M6: 2,501,875 km (0.051 R)
• M7: 2,922,394 km (0.033 R)
• M8: 4,370,203 km (0.1 R)
• M9: 5,073,013 km (0.049 R)
• M10: 7,407,488 km (0.117 R)
• M11: 7,836,834 km (0.096 R)
• M12: 8,702,856 km (0.11 R)
• M13: 10,143,932 km (0.109 R)
• M14: 10,871,726 km (0.103 R)
• M15: 11,376,020 km (0.066 R)
• M16: 13,608,769 km (0.082 R)
• M17: 14,859,108 km (0.077 R)
• M18: 16,054,843 km (0.109 R)
• M19: 16,577,090 km (0.103 R)
• M20: 24,014,348 km (0.112 R)
• M21: 24,697,860 km (0.118 R)
• M22: 25,836,300 km (0.104 R)
• M23: 27,192,854 km (0.072 R)
• M24: 28,217,599 km (0.027 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.3

Radius: 7.6

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 15.51 AU - 16.73 AU

Year: 24254 Days

Day: 17 Hours

Environment

Temp: -202 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,559,176 km

• M1: 96,491 km (0.053 R)
• M2: 667,356 km (0.116 R)
• M3: 920,326 km (0.1 R)
• M4: 1,594,564 km (0.084 R)
• M5: 1,855,462 km (0.054 R)
• M6: 2,101,700 km (0.111 R)
• M7: 2,537,030 km (0.065 R)
• M8: 3,086,802 km (0.106 R)
• M9: 3,526,171 km (0.092 R)
• M10: 4,602,977 km (0.051 R)
• M11: 5,627,573 km (0.117 R)
• M12: 6,796,830 km (0.093 R)
• M13: 7,337,327 km (0.099 R)
• M14: 8,228,631 km (0.12 R)
• M15: 14,658,347 km (0.078 R)
• M16: 17,472,732 km (0.094 R)
• M17: 21,969,195 km (0.094 R)
• M18: 22,607,380 km (0.053 R)
• M19: 27,670,071 km (0.1 R)
• M20: 31,793,587 km (0.104 R)
• M21: 38,106,766 km (0.082 R)
• M22: 39,963,276 km (0.11 R)
• M23: 44,697,151 km (0.103 R)
• M24: 49,973,767 km (0.118 R)
• M25: 52,195,894 km (0.104 R)
• M26: 53,140,904 km (0.073 R)
• M27: 60,077,607 km (0.12 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 16,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit