🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.47 AU - 0.59 AU

Year: 143 Days

Day: 31.3 Hours

Environment

Temp: 227 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.55 AU - 0.89 AU

Year: 227 Days

Day: 16.1 Hours

Environment

Temp: 140 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.71 AU - 1.09 AU

Year: 317 Days

Day: 40.9 Hours

Environment

Temp: 45 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 108,927,243 km

• M1: 34,557 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.13 AU - 1.65 AU

Year: 608 Days

Day: 47.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 108,927,243 km

• M1: 24,983 km (0.119 R)
• M2: 486,492 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.94 AU - 2.58 AU

Year: 1260 Days

Day: 21.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2 AU - 2.98 AU

Year: 1457 Days

Day: 33.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 12.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.13 AU - 10.63 AU

Year: 10654 Days

Day: 6.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 108,927,243 km

• M1: 155,432 km (0.088 R)
• M2: 698,173 km (0.093 R)
• M3: 1,134,999 km (0.108 R)
• M4: 1,663,229 km (0.112 R)
• M5: 3,360,118 km (0.04 R)
• M6: 4,049,764 km (0.111 R)
• M7: 4,746,441 km (0.112 R)
• M8: 5,428,159 km (0.06 R)
• M9: 8,444,201 km (0.079 R)
• M10: 8,914,088 km (0.077 R)
• M11: 10,189,410 km (0.113 R)
• M12: 11,427,931 km (0.029 R)
• M13: 12,271,663 km (0.11 R)
• M14: 15,053,435 km (0.095 R)
• M15: 15,618,317 km (0.115 R)
• M16: 19,090,932 km (0.099 R)
• M17: 19,753,202 km (0.109 R)
• M18: 21,123,519 km (0.096 R)
• M19: 22,637,748 km (0.112 R)
• M20: 24,652,383 km (0.043 R)
• M21: 25,703,457 km (0.085 R)
• M22: 26,330,123 km (0.099 R)
• M23: 30,108,965 km (0.094 R)
• M24: 34,235,024 km (0.12 R)
• M25: 36,209,117 km (0.083 R)
• M26: 36,770,708 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643

Radius: 10.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.5 AU - 9.96 AU

Year: 11256 Days

Day: 9.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,927,243 km

• M1: 135,984 km (0.064 R)
• M2: 578,345 km (0.03 R)
• M3: 917,484 km (0.118 R)
• M4: 1,489,396 km (0.117 R)
• M5: 2,700,990 km (0.113 R)
• M6: 3,550,257 km (0.085 R)
• M7: 3,914,827 km (0.108 R)
• M8: 5,427,560 km (0.076 R)
• M9: 5,807,090 km (0.079 R)
• M10: 7,053,540 km (0.047 R)
• M11: 9,222,110 km (0.097 R)
• M12: 9,614,206 km (0.083 R)
• M13: 10,750,552 km (0.099 R)
• M14: 11,575,285 km (0.091 R)
• M15: 12,619,927 km (0.094 R)
• M16: 13,474,879 km (0.076 R)
• M17: 14,896,058 km (0.097 R)
• M18: 16,557,792 km (0.104 R)
• M19: 18,804,452 km (0.047 R)
• M20: 19,277,032 km (0.086 R)
• M21: 20,000,787 km (0.04 R)
• M22: 24,917,769 km (0.096 R)
• M23: 26,753,934 km (0.074 R)
• M24: 30,911,558 km (0.114 R)
• M25: 33,143,558 km (0.045 R)
• M26: 35,600,553 km (0.082 R)
• M27: 37,057,936 km (0.083 R)
• M28: 43,013,577 km (0.119 R)
• M29: 43,422,876 km (0.117 R)
• M30: 43,972,499 km (0.066 R)
• M31: 46,647,159 km (0.118 R)
• M32: 48,097,511 km (0.097 R)
• M33: 49,577,632 km (0.097 R)
• M34: 50,027,622 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817

Radius: 5.4

Gravity: 28.02 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.16 AU - 17.2 AU

Year: 21934 Days

Day: 18.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,927,243 km

• M1: 67,169 km (0.049 R)
• M2: 273,465 km (0.12 R)
• M3: 784,491 km (0.084 R)
• M4: 1,850,376 km (0.113 R)
• M5: 4,202,503 km (0.112 R)
• M6: 4,516,958 km (0.042 R)
• M7: 4,698,271 km (0.089 R)
• M8: 6,465,321 km (0.093 R)
• M9: 9,256,667 km (0.081 R)
• M10: 10,032,033 km (0.102 R)
• M11: 10,279,019 km (0.099 R)
• M12: 12,832,655 km (0.059 R)
• M13: 15,697,305 km (0.083 R)
• M14: 17,058,047 km (0.116 R)
• M15: 17,499,061 km (0.092 R)
• M16: 18,311,827 km (0.099 R)
• M17: 19,243,971 km (0.056 R)
• M18: 21,405,660 km (0.095 R)
• M19: 21,609,861 km (0.109 R)
• M20: 27,869,485 km (0.083 R)
• M21: 37,116,279 km (0.076 R)
• M22: 37,856,190 km (0.102 R)
• M23: 39,518,671 km (0.071 R)
• M24: 43,150,907 km (0.087 R)
• M25: 44,299,071 km (0.09 R)
• M26: 45,299,133 km (0.08 R)
• M27: 49,807,713 km (0.118 R)
• M28: 52,170,163 km (0.097 R)
• M29: 54,416,076 km (0.094 R)
• M30: 61,952,667 km (0.087 R)
• M31: 72,889,019 km (0.114 R)
• M32: 74,281,925 km (0.076 R)
• M33: 80,277,209 km (0.073 R)
• M34: 84,787,884 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.2

Radius: 3.3

Gravity: 88.45 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 17.44 AU - 19.04 AU

Year: 28890 Days

Day: 16.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 108,927,243 km

• M1: 41,439 km (0.087 R)
• M2: 366,216 km (0.101 R)
• M3: 503,995 km (0.062 R)
• M4: 776,114 km (0.075 R)
• M5: 2,232,299 km (0.099 R)
• M6: 3,130,485 km (0.063 R)
• M7: 5,511,784 km (0.08 R)
• M8: 5,875,456 km (0.065 R)
• M9: 6,450,511 km (0.089 R)
• M10: 7,167,683 km (0.117 R)
• M11: 8,518,252 km (0.065 R)
• M12: 13,327,824 km (0.093 R)
• M13: 14,315,619 km (0.108 R)
• M14: 20,206,035 km (0.083 R)
• M15: 24,393,279 km (0.107 R)
• M16: 27,527,803 km (0.074 R)
• M17: 29,943,959 km (0.114 R)
• M18: 32,643,602 km (0.109 R)
• M19: 34,278,407 km (0.093 R)
• M20: 44,164,283 km (0.041 R)
• M21: 72,238,568 km (0.113 R)
• M22: 88,759,409 km (0.069 R)
• M23: 93,102,833 km (0.093 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 20,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit