🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.58 AU - 0.74 AU

Year: 237 Days

Day: 12.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.27 AU - 1.53 AU

Year: 734 Days

Day: 21 Hours

Environment

Temp: -96 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,551,522 km

• M1: 167,699 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.41 AU - 1.73 AU

Year: 871 Days

Day: 33 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.65 AU - 2.09 AU

Year: 1133 Days

Day: 30.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338

Radius: 14.8

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.98 AU - 4.42 AU

Year: 3812 Days

Day: 8.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,551,522 km

• M1: 184,005 km (0.076 R)
• M2: 680,371 km (0.096 R)
• M3: 1,604,587 km (0.108 R)
• M4: 2,067,293 km (0.072 R)
• M5: 3,502,685 km (0.109 R)
• M6: 4,073,849 km (0.091 R)
• M7: 4,596,843 km (0.092 R)
• M8: 7,457,005 km (0.107 R)
• M9: 7,986,582 km (0.116 R)
• M10: 9,949,156 km (0.102 R)
• M11: 10,904,638 km (0.119 R)
• M12: 15,498,339 km (0.107 R)
• M13: 16,312,152 km (0.104 R)
• M14: 16,835,296 km (0.103 R)
• M15: 18,303,599 km (0.114 R)
• M16: 19,915,067 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 11.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.89 AU - 6.77 AU

Year: 7054 Days

Day: 11.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,551,522 km

• M1: 138,079 km (0.118 R)
• M2: 501,003 km (0.098 R)
• M3: 1,069,176 km (0.116 R)
• M4: 1,498,671 km (0.102 R)
• M5: 2,601,058 km (0.108 R)
• M6: 3,439,405 km (0.044 R)
• M7: 3,821,777 km (0.092 R)
• M8: 6,284,756 km (0.11 R)
• M9: 7,159,904 km (0.048 R)
• M10: 7,587,305 km (0.116 R)
• M11: 9,332,962 km (0.119 R)
• M12: 10,971,957 km (0.111 R)
• M13: 12,459,408 km (0.084 R)
• M14: 14,811,685 km (0.106 R)
• M15: 15,830,596 km (0.113 R)
• M16: 16,557,792 km (0.118 R)
• M17: 19,391,175 km (0.116 R)
• M18: 20,844,219 km (0.052 R)
• M19: 22,864,987 km (0.03 R)
• M20: 24,311,599 km (0.071 R)
• M21: 27,105,189 km (0.097 R)
• M22: 32,155,614 km (0.116 R)
• M23: 38,151,496 km (0.105 R)
• M24: 40,183,334 km (0.088 R)
• M25: 41,660,165 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 14

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.58 AU - 8.92 AU

Year: 8647 Days

Day: 12.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,551,522 km

• M1: 174,132 km (0.112 R)
• M2: 744,848 km (0.09 R)
• M3: 1,340,846 km (0.079 R)
• M4: 2,608,987 km (0.112 R)
• M5: 4,329,961 km (0.119 R)
• M6: 6,403,836 km (0.056 R)
• M7: 8,245,386 km (0.097 R)
• M8: 14,598,658 km (0.061 R)
• M9: 15,810,700 km (0.027 R)
• M10: 21,685,707 km (0.101 R)
• M11: 22,608,427 km (0.107 R)
• M12: 24,004,175 km (0.096 R)
• M13: 24,456,559 km (0.077 R)
• M14: 25,223,398 km (0.039 R)
• M15: 27,455,847 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.8

Radius: 6.5

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.25 AU - 15.55 AU

Year: 24204 Days

Day: 15 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,551,522 km

• M1: 80,783 km (0.086 R)
• M2: 382,522 km (0.07 R)
• M3: 609,013 km (0.084 R)
• M4: 1,000,959 km (0.115 R)
• M5: 2,845,052 km (0.06 R)
• M6: 4,446,647 km (0.065 R)
• M7: 5,438,930 km (0.119 R)
• M8: 6,251,994 km (0.086 R)
• M9: 6,758,383 km (0.09 R)
• M10: 7,094,529 km (0.106 R)
• M11: 7,800,482 km (0.117 R)
• M12: 9,002,949 km (0.075 R)
• M13: 9,588,476 km (0.085 R)
• M14: 9,829,777 km (0.117 R)
• M15: 18,627,179 km (0.083 R)
• M16: 20,259,890 km (0.12 R)
• M17: 32,371,483 km (0.03 R)
• M18: 33,464,445 km (0.108 R)
• M19: 34,020,052 km (0.107 R)
• M20: 37,632,840 km (0.074 R)
• M21: 44,264,215 km (0.086 R)
• M22: 48,205,969 km (0.03 R)
• M23: 55,220,314 km (0.089 R)
• M24: 58,166,494 km (0.093 R)
• M25: 59,171,493 km (0.104 R)
• M26: 76,621,636 km (0.063 R)
• M27: 85,081,994 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.2

Radius: 4.4

Gravity: 33.69 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 12.97 AU - 17.37 AU

Year: 26171 Days

Day: 15.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,551,522 km

• M1: 54,753 km (0.081 R)
• M2: 311,014 km (0.062 R)
• M3: 479,012 km (0.084 R)
• M4: 981,960 km (0.092 R)
• M5: 1,201,420 km (0.085 R)
• M6: 2,061,758 km (0.114 R)
• M7: 2,329,089 km (0.096 R)
• M8: 2,569,044 km (0.061 R)
• M9: 2,987,320 km (0.057 R)
• M10: 3,184,041 km (0.112 R)
• M11: 3,729,774 km (0.114 R)
• M12: 3,924,850 km (0.112 R)
• M13: 4,370,951 km (0.067 R)
• M14: 5,162,024 km (0.084 R)
• M15: 5,363,532 km (0.041 R)
• M16: 7,523,576 km (0.065 R)
• M17: 8,319,287 km (0.039 R)
• M18: 8,485,042 km (0.119 R)
• M19: 8,709,289 km (0.116 R)
• M20: 13,606,226 km (0.078 R)
• M21: 13,913,649 km (0.071 R)
• M22: 14,622,294 km (0.117 R)
• M23: 15,437,453 km (0.059 R)
• M24: 18,249,145 km (0.049 R)
• M25: 23,847,247 km (0.1 R)
• M26: 24,746,330 km (0.082 R)
• M27: 28,820,778 km (0.113 R)
• M28: 29,583,278 km (0.086 R)
• M29: 36,763,826 km (0.103 R)
• M30: 39,808,741 km (0.105 R)
• M31: 47,970,203 km (0.098 R)
• M32: 62,089,848 km (0.076 R)
• M33: 80,980,469 km (0.109 R)
• M34: 82,496,195 km (0.038 R)
• M35: 85,845,093 km (0.07 R)
• M36: 87,950,234 km (0.095 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: 331 - 19,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit