🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.67 AU - 1.89 AU

Year: 872 Days

Day: 28.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,373,895 km

• M1: 310,116 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.92 AU - 2.6 AU

Year: 1247 Days

Day: 26.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.03 AU - 2.91 AU

Year: 1425 Days

Day: 16.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,373,895 km

• M1: 1,111,363 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.98 AU - 4.46 AU

Year: 3182 Days

Day: 37.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,373,895 km

• M1: 127,457 km (0.096 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.1

Radius: 13.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.41 AU - 5.6 AU

Year: 4104 Days

Day: 7.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,373,895 km

• M1: 173,085 km (0.103 R)
• M2: 655,538 km (0.074 R)
• M3: 1,418,188 km (0.084 R)
• M4: 2,149,572 km (0.072 R)
• M5: 2,758,585 km (0.109 R)
• M6: 3,908,244 km (0.107 R)
• M7: 5,331,219 km (0.109 R)
• M8: 6,717,244 km (0.112 R)
• M9: 7,702,346 km (0.103 R)
• M10: 8,297,595 km (0.078 R)
• M11: 9,357,945 km (0.05 R)
• M12: 13,222,806 km (0.085 R)
• M13: 14,077,908 km (0.113 R)
• M14: 16,484,937 km (0.109 R)
• M15: 21,257,857 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.5

Radius: 12.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.27 AU - 11.27 AU

Year: 11210 Days

Day: 6.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,373,895 km

• M1: 278,850 km (0.058 R)
• M2: 729,290 km (0.112 R)
• M3: 1,251,237 km (0.073 R)
• M4: 2,173,507 km (0.104 R)
• M5: 4,942,115 km (0.106 R)
• M6: 8,599,035 km (0.043 R)
• M7: 9,199,820 km (0.086 R)
• M8: 10,401,989 km (0.12 R)
• M9: 12,210,926 km (0.115 R)
• M10: 13,362,531 km (0.101 R)
• M11: 14,743,169 km (0.111 R)
• M12: 16,216,858 km (0.09 R)
• M13: 17,076,896 km (0.076 R)
• M14: 17,607,520 km (0.101 R)
• M15: 20,492,664 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.9

Radius: 11.5

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 9.69 AU - 13.63 AU

Year: 14616 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,373,895 km

• M1: 211,382 km (0.108 R)
• M2: 850,613 km (0.079 R)
• M3: 1,349,971 km (0.094 R)
• M4: 1,937,292 km (0.088 R)
• M5: 3,707,783 km (0.094 R)
• M6: 4,835,602 km (0.083 R)
• M7: 5,694,144 km (0.118 R)
• M8: 6,691,812 km (0.118 R)
• M9: 8,689,093 km (0.078 R)
• M10: 9,232,433 km (0.103 R)
• M11: 10,332,426 km (0.086 R)
• M12: 12,791,964 km (0.079 R)
• M13: 15,475,002 km (0.077 R)
• M14: 16,496,756 km (0.101 R)
• M15: 19,165,133 km (0.119 R)
• M16: 19,580,417 km (0.114 R)
• M17: 22,109,069 km (0.054 R)
• M18: 26,146,117 km (0.041 R)
• M19: 27,594,225 km (0.082 R)
• M20: 28,445,437 km (0.066 R)
• M21: 30,649,761 km (0.082 R)
• M22: 36,655,069 km (0.106 R)
• M23: 37,554,002 km (0.1 R)
• M24: 38,467,447 km (0.12 R)
• M25: 42,691,792 km (0.11 R)
• M26: 43,400,885 km (0.092 R)
• M27: 46,316,249 km (0.041 R)
• M28: 49,983,940 km (0.035 R)
• M29: 51,567,732 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750

Radius: 7.8

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 15.5 AU - 15.6 AU

Year: 22510 Days

Day: 19.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,373,895 km

• M1: 96,939 km (0.105 R)
• M2: 551,268 km (0.074 R)
• M3: 963,111 km (0.07 R)
• M4: 1,746,854 km (0.057 R)
• M5: 3,487,426 km (0.08 R)
• M6: 4,390,099 km (0.087 R)
• M7: 6,376,460 km (0.086 R)
• M8: 6,695,701 km (0.102 R)
• M9: 8,133,487 km (0.084 R)
• M10: 8,563,880 km (0.11 R)
• M11: 9,826,336 km (0.061 R)
• M12: 10,191,056 km (0.074 R)
• M13: 12,152,433 km (0.06 R)
• M14: 13,295,361 km (0.111 R)
• M15: 14,822,606 km (0.09 R)
• M16: 20,394,678 km (0.105 R)
• M17: 26,747,052 km (0.062 R)
• M18: 27,101,449 km (0.09 R)
• M19: 30,176,583 km (0.087 R)
• M20: 33,068,609 km (0.06 R)
• M21: 34,581,792 km (0.03 R)
• M22: 35,568,240 km (0.104 R)
• M23: 36,718,648 km (0.04 R)
• M24: 41,568,611 km (0.066 R)
• M25: 45,474,462 km (0.119 R)
• M26: 49,440,750 km (0.058 R)
• M27: 49,974,515 km (0.102 R)
• M28: 51,598,849 km (0.073 R)
• M29: 52,886,288 km (0.056 R)
• M30: 53,258,039 km (0.118 R)
• M31: 54,383,763 km (0.054 R)
• M32: 58,250,868 km (0.111 R)
• M33: 63,756,668 km (0.117 R)
• M34: 64,389,018 km (0.061 R)
• M35: 69,376,910 km (0.083 R)
• M36: 71,623,721 km (0.117 R)
• M37: 83,336,935 km (0.032 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.8

Radius: 6.5

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 14.11 AU - 18.51 AU

Year: 24180 Days

Day: 21.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,373,895 km

• M1: 80,932 km (0.06 R)
• M2: 306,676 km (0.104 R)
• M3: 659,427 km (0.041 R)
• M4: 863,030 km (0.097 R)
• M5: 1,109,717 km (0.083 R)
• M6: 1,389,016 km (0.105 R)
• M7: 1,665,174 km (0.08 R)
• M8: 1,941,182 km (0.072 R)
• M9: 2,247,409 km (0.098 R)
• M10: 3,105,502 km (0.061 R)
• M11: 3,636,575 km (0.12 R)
• M12: 5,520,311 km (0.037 R)
• M13: 5,746,353 km (0.067 R)
• M14: 5,978,679 km (0.099 R)
• M15: 7,973,716 km (0.078 R)
• M16: 10,661,391 km (0.113 R)
• M17: 11,432,269 km (0.087 R)
• M18: 11,676,862 km (0.112 R)
• M19: 12,560,387 km (0.104 R)
• M20: 14,746,012 km (0.097 R)
• M21: 15,627,143 km (0.114 R)
• M22: 16,699,012 km (0.069 R)
• M23: 20,296,691 km (0.114 R)
• M24: 23,779,330 km (0.09 R)
• M25: 24,581,473 km (0.074 R)
• M26: 26,665,671 km (0.063 R)
• M27: 27,640,750 km (0.047 R)
• M28: 28,751,963 km (0.088 R)
• M29: 29,318,490 km (0.111 R)
• M30: 30,944,619 km (0.087 R)
• M31: 31,420,041 km (0.031 R)
• M32: 43,596,709 km (0.11 R)
• M33: 49,656,919 km (0.094 R)
• M34: 62,653,533 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 16,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit