🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.62 AU - 0.68 AU

Year: 185 Days

Day: 27.3 Hours

Environment

Temp: 189 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.74 AU - 1.04 AU

Year: 296 Days

Day: 34.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,712,450 km

• M1: 173,683 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.2 AU - 1.7 AU

Year: 617 Days

Day: 39.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 121.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.8 AU - 4.58 AU

Year: 3028 Days

Day: 41.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 179.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,712,450 km

• M1: 322,084 km (0.118 R)

Asteroid Belt

Center: 5.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.2

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.91 AU - 7.39 AU

Year: 6055 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,712,450 km

• M1: 164,258 km (0.067 R)
• M2: 692,489 km (0.112 R)
• M3: 1,255,276 km (0.078 R)
• M4: 2,920,749 km (0.112 R)
• M5: 3,496,850 km (0.101 R)
• M6: 4,566,774 km (0.07 R)
• M7: 5,178,480 km (0.102 R)
• M8: 6,404,734 km (0.104 R)
• M9: 6,898,855 km (0.112 R)
• M10: 7,454,013 km (0.095 R)
• M11: 7,964,142 km (0.078 R)
• M12: 8,536,503 km (0.082 R)
• M13: 8,973,628 km (0.084 R)
• M14: 11,579,324 km (0.098 R)
• M15: 12,617,982 km (0.11 R)
• M16: 13,344,280 km (0.077 R)
• M17: 14,597,760 km (0.048 R)
• M18: 17,087,518 km (0.032 R)
• M19: 19,098,113 km (0.102 R)
• M20: 20,617,579 km (0.043 R)
• M21: 24,210,620 km (0.113 R)
• M22: 25,741,754 km (0.056 R)
• M23: 31,000,419 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.2

Radius: 9

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.43 AU - 7.73 AU

Year: 6652 Days

Day: 13.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,712,450 km

• M1: 113,545 km (0.06 R)
• M2: 584,479 km (0.119 R)
• M3: 1,060,350 km (0.098 R)
• M4: 2,083,749 km (0.075 R)
• M5: 2,404,636 km (0.113 R)
• M6: 2,814,684 km (0.072 R)
• M7: 3,639,267 km (0.096 R)
• M8: 4,132,342 km (0.027 R)
• M9: 5,546,640 km (0.109 R)
• M10: 9,128,462 km (0.107 R)
• M11: 9,511,732 km (0.059 R)
• M12: 11,641,557 km (0.074 R)
• M13: 12,092,594 km (0.091 R)
• M14: 12,451,480 km (0.055 R)
• M15: 13,083,231 km (0.11 R)
• M16: 14,698,290 km (0.09 R)
• M17: 15,344,254 km (0.077 R)
• M18: 16,882,868 km (0.109 R)
• M19: 20,770,767 km (0.073 R)
• M20: 22,188,955 km (0.044 R)
• M21: 24,803,925 km (0.101 R)
• M22: 28,782,182 km (0.119 R)
• M23: 29,700,114 km (0.046 R)
• M24: 32,177,754 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.6

Radius: 5.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.88 AU - 16.7 AU

Year: 18082 Days

Day: 17.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,712,450 km

• M1: 72,106 km (0.049 R)
• M2: 317,895 km (0.096 R)
• M3: 745,147 km (0.105 R)
• M4: 1,099,395 km (0.115 R)
• M5: 3,102,959 km (0.081 R)
• M6: 4,647,108 km (0.111 R)
• M7: 8,328,113 km (0.107 R)
• M8: 8,673,236 km (0.032 R)
• M9: 11,361,061 km (0.097 R)
• M10: 20,230,419 km (0.109 R)
• M11: 20,714,219 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 412.4

Radius: 4.9

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 14.47 AU - 16.95 AU

Year: 21987 Days

Day: 21.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,712,450 km

• M1: 71,059 km (0.077 R)
• M2: 240,703 km (0.115 R)
• M3: 427,401 km (0.113 R)
• M4: 616,194 km (0.113 R)
• M5: 819,198 km (0.108 R)
• M6: 1,129,314 km (0.097 R)
• M7: 1,436,888 km (0.057 R)
• M8: 2,000,872 km (0.115 R)
• M9: 2,386,535 km (0.109 R)
• M10: 2,563,060 km (0.057 R)
• M11: 3,171,924 km (0.098 R)
• M12: 3,385,849 km (0.119 R)
• M13: 3,962,848 km (0.078 R)
• M14: 5,090,666 km (0.105 R)
• M15: 5,535,271 km (0.108 R)
• M16: 6,847,394 km (0.07 R)
• M17: 7,114,576 km (0.098 R)
• M18: 11,813,145 km (0.092 R)
• M19: 14,609,578 km (0.081 R)
• M20: 14,829,936 km (0.071 R)
• M21: 15,965,534 km (0.08 R)
• M22: 18,408,467 km (0.087 R)
• M23: 21,846,076 km (0.1 R)
• M24: 22,230,992 km (0.085 R)
• M25: 23,513,644 km (0.107 R)
• M26: 25,369,705 km (0.047 R)
• M27: 28,561,824 km (0.082 R)
• M28: 38,594,455 km (0.07 R)
• M29: 47,938,937 km (0.084 R)
• M30: 49,244,627 km (0.046 R)
• M31: 53,651,780 km (0.109 R)
• M32: 54,352,347 km (0.112 R)
• M33: 55,058,898 km (0.074 R)
• M34: 56,130,318 km (0.112 R)
• M35: 60,366,032 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.5

Radius: 4.2

Gravity: 18.45 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.41 AU - 22.21 AU

Year: 27665 Days

Day: 15.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,712,450 km

• M1: 52,359 km (0.042 R)
• M2: 453,880 km (0.094 R)
• M3: 677,529 km (0.112 R)
• M4: 891,304 km (0.082 R)
• M5: 1,162,226 km (0.07 R)
• M6: 1,407,566 km (0.107 R)
• M7: 1,617,751 km (0.031 R)
• M8: 2,041,113 km (0.117 R)
• M9: 2,796,732 km (0.083 R)
• M10: 3,076,929 km (0.098 R)
• M11: 3,375,676 km (0.056 R)
• M12: 5,548,585 km (0.102 R)
• M13: 5,867,976 km (0.101 R)
• M14: 6,199,485 km (0.096 R)
• M15: 7,128,937 km (0.03 R)
• M16: 7,268,811 km (0.113 R)
• M17: 10,469,308 km (0.088 R)
• M18: 14,648,324 km (0.103 R)
• M19: 15,804,267 km (0.049 R)
• M20: 18,912,761 km (0.075 R)
• M21: 40,666,087 km (0.087 R)
• M22: 42,322,584 km (0.095 R)
• M23: 48,390,573 km (0.096 R)
• M24: 49,229,817 km (0.118 R)
• M25: 52,507,357 km (0.109 R)
• M26: 54,289,366 km (0.097 R)
• M27: 59,684,464 km (0.095 R)
• M28: 68,745,906 km (0.106 R)
• M29: 68,956,989 km (0.113 R)
• M30: 71,092,349 km (0.088 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit