🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.49 AU - 0.57 AU

Year: 139 Days

Day: 38.4 Hours

Environment

Temp: 227 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.74 AU - 0.84 AU

Year: 253 Days

Day: 29.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,529,233 km

• M1: 43,832 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.01 AU - 5.43 AU

Year: 3690 Days

Day: 17.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,529,233 km

• M1: 156,330 km (0.08 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.1

Radius: 14.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.18 AU - 6.36 AU

Year: 5650 Days

Day: 10.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,529,233 km

• M1: 181,612 km (0.035 R)
• M2: 840,590 km (0.104 R)
• M3: 1,555,668 km (0.082 R)
• M4: 2,465,373 km (0.072 R)
• M5: 3,288,460 km (0.09 R)
• M6: 4,846,821 km (0.096 R)
• M7: 5,334,062 km (0.083 R)
• M8: 8,283,234 km (0.101 R)
• M9: 9,766,946 km (0.118 R)
• M10: 12,133,584 km (0.104 R)
• M11: 13,092,058 km (0.118 R)
• M12: 14,389,819 km (0.111 R)
• M13: 14,860,753 km (0.084 R)
• M14: 17,906,416 km (0.085 R)
• M15: 22,115,502 km (0.086 R)
• M16: 23,708,121 km (0.034 R)
• M17: 25,805,034 km (0.078 R)
• M18: 27,121,047 km (0.119 R)
• M19: 27,841,061 km (0.117 R)
• M20: 29,886,812 km (0.118 R)
• M21: 31,534,932 km (0.112 R)
• M22: 34,067,624 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326

Radius: 9.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.7 AU - 10.68 AU

Year: 11707 Days

Day: 5.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,529,233 km

• M1: 120,875 km (0.089 R)
• M2: 658,530 km (0.078 R)
• M3: 1,131,558 km (0.114 R)
• M4: 1,665,024 km (0.076 R)
• M5: 2,203,128 km (0.119 R)
• M6: 3,279,933 km (0.116 R)
• M7: 4,562,735 km (0.108 R)
• M8: 5,651,209 km (0.06 R)
• M9: 5,982,269 km (0.097 R)
• M10: 8,851,407 km (0.093 R)
• M11: 9,668,062 km (0.058 R)
• M12: 12,811,262 km (0.029 R)
• M13: 13,268,434 km (0.115 R)
• M14: 14,830,235 km (0.112 R)
• M15: 15,144,092 km (0.029 R)
• M16: 17,887,717 km (0.112 R)
• M17: 18,969,309 km (0.095 R)
• M18: 19,488,713 km (0.096 R)
• M19: 20,868,005 km (0.11 R)
• M20: 21,581,587 km (0.116 R)
• M21: 21,984,903 km (0.092 R)
• M22: 22,723,767 km (0.099 R)
• M23: 24,337,629 km (0.106 R)
• M24: 24,862,867 km (0.082 R)
• M25: 25,664,712 km (0.117 R)
• M26: 26,668,214 km (0.081 R)
• M27: 27,792,442 km (0.12 R)
• M28: 29,143,610 km (0.089 R)
• M29: 34,766,844 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.5

Radius: 5.7

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 11.54 AU - 15.88 AU

Year: 18270 Days

Day: 19.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,529,233 km

• M1: 70,909 km (0.071 R)
• M2: 291,716 km (0.088 R)
• M3: 562,039 km (0.115 R)
• M4: 1,100,592 km (0.091 R)
• M5: 1,566,888 km (0.079 R)
• M6: 2,492,001 km (0.117 R)
• M7: 2,797,630 km (0.058 R)
• M8: 3,150,980 km (0.062 R)
• M9: 4,248,879 km (0.049 R)
• M10: 4,655,785 km (0.109 R)
• M11: 8,397,228 km (0.087 R)
• M12: 8,667,701 km (0.112 R)
• M13: 9,084,331 km (0.102 R)
• M14: 9,907,717 km (0.063 R)
• M15: 11,425,238 km (0.073 R)
• M16: 13,151,598 km (0.12 R)
• M17: 15,309,996 km (0.102 R)
• M18: 23,005,759 km (0.091 R)
• M19: 24,073,738 km (0.064 R)
• M20: 28,575,437 km (0.077 R)
• M21: 30,227,447 km (0.108 R)
• M22: 36,391,328 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.8

Radius: 7.9

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.45 AU - 19.91 AU

Year: 25628 Days

Day: 17 Hours

Environment

Temp: -194 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 82,529,233 km

• M1: 109,057 km (0.08 R)
• M2: 356,342 km (0.086 R)
• M3: 690,843 km (0.103 R)
• M4: 1,278,015 km (0.104 R)
• M5: 2,736,594 km (0.103 R)
• M6: 3,317,931 km (0.114 R)
• M7: 4,724,750 km (0.101 R)
• M8: 4,993,128 km (0.102 R)
• M9: 5,947,413 km (0.097 R)
• M10: 6,920,397 km (0.092 R)
• M11: 7,216,900 km (0.077 R)
• M12: 7,625,602 km (0.07 R)
• M13: 9,237,669 km (0.092 R)
• M14: 9,597,601 km (0.087 R)
• M15: 12,749,179 km (0.103 R)
• M16: 13,575,558 km (0.068 R)
• M17: 14,678,543 km (0.067 R)
• M18: 16,618,229 km (0.026 R)
• M19: 17,879,339 km (0.111 R)
• M20: 20,489,224 km (0.095 R)
• M21: 22,363,984 km (0.081 R)
• M22: 24,463,889 km (0.091 R)
• M23: 25,738,014 km (0.067 R)
• M24: 28,924,150 km (0.115 R)
• M25: 31,412,262 km (0.11 R)
• M26: 33,474,768 km (0.055 R)
• M27: 36,511,604 km (0.076 R)
• M28: 41,484,836 km (0.114 R)
• M29: 47,067,529 km (0.106 R)
• M30: 54,092,795 km (0.093 R)
• M31: 60,525,503 km (0.103 R)
• M32: 66,334,688 km (0.075 R)
• M33: 68,350,818 km (0.069 R)
• M34: 68,804,399 km (0.061 R)
• M35: 79,046,767 km (0.094 R)
• M36: 87,030,356 km (0.113 R)
• M37: 91,353,735 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.8

Radius: 7.7

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 15.4 AU - 20 AU

Year: 26800 Days

Day: 17.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,529,233 km

• M1: 95,743 km (0.088 R)
• M2: 530,025 km (0.103 R)
• M3: 881,131 km (0.062 R)
• M4: 1,193,043 km (0.116 R)
• M5: 1,791,435 km (0.113 R)
• M6: 2,127,132 km (0.053 R)
• M7: 6,116,309 km (0.115 R)
• M8: 7,557,535 km (0.103 R)
• M9: 10,154,554 km (0.09 R)
• M10: 12,368,154 km (0.101 R)
• M11: 12,860,929 km (0.1 R)
• M12: 14,036,319 km (0.085 R)
• M13: 16,430,334 km (0.11 R)
• M14: 17,372,502 km (0.091 R)
• M15: 17,723,907 km (0.1 R)
• M16: 20,221,144 km (0.104 R)
• M17: 20,707,936 km (0.108 R)
• M18: 22,010,484 km (0.073 R)
• M19: 23,687,476 km (0.086 R)
• M20: 28,980,698 km (0.098 R)
• M21: 30,101,036 km (0.042 R)
• M22: 30,480,865 km (0.064 R)
• M23: 31,250,098 km (0.099 R)
• M24: 34,181,468 km (0.069 R)
• M25: 42,301,640 km (0.074 R)
• M26: 51,258,065 km (0.096 R)
• M27: 53,447,878 km (0.082 R)
• M28: 77,444,274 km (0.079 R)
• M29: 79,115,283 km (0.087 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 10,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit