🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.64 AU - 2.2 AU

Year: 948 Days

Day: 32.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.79 AU - 2.17 AU

Year: 993 Days

Day: 13.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.62 AU - 3.76 AU

Year: 2031 Days

Day: 27.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,946,777 km

• M1: 586,573 km (0.091 R)
• M2: 1,379,292 km (0.057 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.5 AU - 3.9 AU

Year: 2537 Days

Day: 31.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,946,777 km

• M1: 39,943 km (0.086 R)
• M2: 355,744 km (0.05 R)

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.5

Radius: 10.5

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.96 AU - 8.02 AU

Year: 7307 Days

Day: 10.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,946,777 km

• M1: 130,599 km (0.072 R)
• M2: 575,353 km (0.094 R)
• M3: 1,282,503 km (0.036 R)
• M4: 1,638,695 km (0.09 R)
• M5: 1,980,825 km (0.03 R)
• M6: 2,335,372 km (0.1 R)
• M7: 4,312,308 km (0.107 R)
• M8: 6,110,774 km (0.054 R)
• M9: 6,946,577 km (0.103 R)
• M10: 7,815,741 km (0.084 R)
• M11: 8,234,016 km (0.082 R)
• M12: 8,755,814 km (0.086 R)
• M13: 9,817,360 km (0.117 R)
• M14: 10,655,707 km (0.079 R)
• M15: 11,275,640 km (0.095 R)
• M16: 13,576,904 km (0.077 R)
• M17: 13,938,183 km (0.049 R)
• M18: 16,107,801 km (0.113 R)
• M19: 16,924,755 km (0.087 R)
• M20: 17,484,550 km (0.114 R)
• M21: 18,567,340 km (0.086 R)
• M22: 19,313,683 km (0.102 R)
• M23: 22,249,991 km (0.116 R)
• M24: 25,654,090 km (0.07 R)
• M25: 27,816,527 km (0.06 R)
• M26: 28,694,816 km (0.057 R)
• M27: 36,747,371 km (0.12 R)
• M28: 37,567,915 km (0.097 R)
• M29: 39,124,331 km (0.055 R)
• M30: 40,723,233 km (0.056 R)
• M31: 42,237,463 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.3

Radius: 13.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.33 AU - 13.89 AU

Year: 13200 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,946,777 km

• M1: 171,589 km (0.055 R)
• M2: 708,496 km (0.102 R)
• M3: 1,617,452 km (0.117 R)
• M4: 2,517,283 km (0.105 R)
• M5: 3,440,751 km (0.092 R)
• M6: 4,328,016 km (0.097 R)
• M7: 5,174,590 km (0.087 R)
• M8: 6,094,019 km (0.097 R)
• M9: 7,197,303 km (0.12 R)
• M10: 8,172,532 km (0.092 R)
• M11: 9,560,501 km (0.112 R)
• M12: 10,040,261 km (0.085 R)
• M13: 10,790,046 km (0.074 R)
• M14: 11,684,641 km (0.11 R)
• M15: 15,048,648 km (0.089 R)
• M16: 21,031,067 km (0.101 R)
• M17: 27,654,513 km (0.082 R)
• M18: 31,383,689 km (0.106 R)
• M19: 33,643,065 km (0.065 R)
• M20: 37,055,991 km (0.119 R)
• M21: 37,884,314 km (0.082 R)
• M22: 38,725,054 km (0.027 R)
• M23: 39,701,031 km (0.086 R)
• M24: 42,469,639 km (0.105 R)
• M25: 43,376,950 km (0.029 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.2

Radius: 7.5

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.13 AU - 15.65 AU

Year: 16496 Days

Day: 19.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,946,777 km

• M1: 93,199 km (0.119 R)
• M2: 379,380 km (0.115 R)
• M3: 765,193 km (0.057 R)
• M4: 1,273,078 km (0.064 R)
• M5: 1,516,922 km (0.118 R)
• M6: 1,844,243 km (0.09 R)
• M7: 2,218,387 km (0.078 R)
• M8: 3,651,983 km (0.106 R)
• M9: 6,283,111 km (0.098 R)
• M10: 6,912,918 km (0.119 R)
• M11: 9,159,728 km (0.107 R)
• M12: 9,585,484 km (0.113 R)
• M13: 12,486,934 km (0.053 R)
• M14: 13,077,098 km (0.093 R)
• M15: 14,597,611 km (0.064 R)
• M16: 15,178,798 km (0.073 R)
• M17: 16,777,401 km (0.094 R)
• M18: 17,414,987 km (0.076 R)
• M19: 19,861,960 km (0.05 R)
• M20: 25,218,910 km (0.084 R)
• M21: 26,160,928 km (0.116 R)
• M22: 35,720,830 km (0.084 R)
• M23: 37,579,284 km (0.067 R)
• M24: 41,632,190 km (0.063 R)
• M25: 47,529,188 km (0.073 R)
• M26: 48,163,782 km (0.118 R)
• M27: 50,429,442 km (0.104 R)
• M28: 51,255,522 km (0.113 R)
• M29: 61,507,314 km (0.116 R)
• M30: 64,171,652 km (0.115 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 11,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit