🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.44 AU - 0.62 AU

Year: 143 Days

Day: 21 Hours

Environment

Temp: 206 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.6 AU - 0.96 AU

Year: 255 Days

Day: 27.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.6 AU - 0.96 AU

Year: 255 Days

Day: 35.7 Hours

Environment

Temp: 174 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.94 AU - 1.56 AU

Year: 518 Days

Day: 29.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,971,078 km

• M1: 68,965 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.34 AU - 1.54 AU

Year: 641 Days

Day: 30.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.08 AU - 4.88 AU

Year: 2945 Days

Day: 45.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.9

Radius: 13.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.21 AU - 5.89 AU

Year: 4849 Days

Day: 6.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,971,078 km

• M1: 169,195 km (0.07 R)
• M2: 1,527,095 km (0.074 R)
• M3: 3,336,781 km (0.101 R)
• M4: 6,061,407 km (0.112 R)
• M5: 7,803,324 km (0.1 R)
• M6: 8,771,372 km (0.097 R)
• M7: 9,658,039 km (0.114 R)
• M8: 11,654,871 km (0.068 R)
• M9: 12,535,703 km (0.116 R)
• M10: 14,745,713 km (0.044 R)
• M11: 16,394,431 km (0.09 R)
• M12: 22,566,988 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.2

Radius: 14.9

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.43 AU - 10.61 AU

Year: 10893 Days

Day: 10.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,971,078 km

• M1: 185,352 km (0.081 R)
• M2: 650,452 km (0.072 R)
• M3: 1,267,992 km (0.105 R)
• M4: 1,755,381 km (0.075 R)
• M5: 3,720,349 km (0.111 R)
• M6: 5,675,145 km (0.109 R)
• M7: 6,484,469 km (0.086 R)
• M8: 7,711,022 km (0.106 R)
• M9: 8,847,218 km (0.032 R)
• M10: 9,381,432 km (0.075 R)
• M11: 11,394,870 km (0.052 R)
• M12: 12,145,702 km (0.099 R)
• M13: 14,799,568 km (0.038 R)
• M14: 19,718,645 km (0.085 R)
• M15: 21,575,155 km (0.109 R)
• M16: 28,676,117 km (0.082 R)
• M17: 29,312,356 km (0.114 R)
• M18: 29,849,862 km (0.095 R)
• M19: 35,227,755 km (0.066 R)
• M20: 36,203,433 km (0.11 R)
• M21: 37,071,848 km (0.045 R)
• M22: 37,827,168 km (0.079 R)
• M23: 39,368,624 km (0.088 R)
• M24: 41,219,449 km (0.072 R)
• M25: 41,758,750 km (0.116 R)
• M26: 50,424,655 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.3

Radius: 5.8

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.15 AU - 18.75 AU

Year: 24743 Days

Day: 23 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,971,078 km

• M1: 72,256 km (0.086 R)
• M2: 341,831 km (0.07 R)
• M3: 550,969 km (0.116 R)
• M4: 751,281 km (0.106 R)
• M5: 1,837,810 km (0.087 R)
• M6: 2,058,168 km (0.063 R)
• M7: 2,725,673 km (0.055 R)
• M8: 3,379,715 km (0.054 R)
• M9: 3,935,022 km (0.063 R)
• M10: 4,372,447 km (0.06 R)
• M11: 5,304,441 km (0.044 R)
• M12: 6,228,358 km (0.049 R)
• M13: 7,205,980 km (0.088 R)
• M14: 8,228,481 km (0.108 R)
• M15: 8,942,961 km (0.09 R)
• M16: 10,941,289 km (0.105 R)
• M17: 11,202,038 km (0.03 R)
• M18: 13,739,966 km (0.112 R)
• M19: 22,016,319 km (0.078 R)
• M20: 25,039,243 km (0.114 R)
• M21: 26,066,681 km (0.104 R)
• M22: 30,330,220 km (0.102 R)
• M23: 34,614,853 km (0.103 R)
• M24: 36,610,040 km (0.098 R)
• M25: 37,635,683 km (0.066 R)
• M26: 41,297,988 km (0.077 R)
• M27: 68,802,753 km (0.07 R)
• M28: 74,017,735 km (0.088 R)
• M29: 74,250,210 km (0.091 R)
• M30: 74,716,806 km (0.089 R)
• M31: 76,602,487 km (0.12 R)
• M32: 78,761,484 km (0.076 R)
• M33: 79,490,175 km (0.085 R)
• M34: 81,207,708 km (0.116 R)
• M35: 84,462,659 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 19,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit