🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.49 AU - 0.69 AU

Year: 166 Days

Day: 25.6 Hours

Environment

Temp: 136 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,134,594 km

• M1: 14,960 km (0.086 R)
• M2: 72,854 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.74 AU - 1.04 AU

Year: 308 Days

Day: 39.6 Hours

Environment

Temp: 87 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,134,594 km

• M1: 199,863 km (0.037 R)

Asteroid Belt

Center: 4.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.7

Radius: 10.9

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.12 AU - 7.34 AU

Year: 7136 Days

Day: 9.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,134,594 km

• M1: 178,171 km (0.096 R)
• M2: 876,644 km (0.08 R)
• M3: 1,248,095 km (0.105 R)
• M4: 2,081,505 km (0.104 R)
• M5: 3,216,803 km (0.1 R)
• M6: 5,847,182 km (0.068 R)
• M7: 6,371,224 km (0.064 R)
• M8: 10,594,970 km (0.085 R)
• M9: 11,249,311 km (0.066 R)
• M10: 14,582,352 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.7

Radius: 10.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.55 AU - 8.47 AU

Year: 8322 Days

Day: 7.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,134,594 km

• M1: 126,859 km (0.087 R)
• M2: 628,610 km (0.116 R)
• M3: 967,599 km (0.113 R)
• M4: 1,552,377 km (0.052 R)
• M5: 2,073,875 km (0.082 R)
• M6: 2,478,388 km (0.064 R)
• M7: 3,298,483 km (0.071 R)
• M8: 4,547,027 km (0.091 R)
• M9: 5,120,586 km (0.107 R)
• M10: 5,439,827 km (0.074 R)
• M11: 6,247,955 km (0.04 R)
• M12: 7,533,300 km (0.095 R)
• M13: 7,909,239 km (0.111 R)
• M14: 9,112,754 km (0.11 R)
• M15: 9,453,389 km (0.11 R)
• M16: 11,237,792 km (0.112 R)
• M17: 11,630,038 km (0.053 R)
• M18: 11,980,545 km (0.118 R)
• M19: 15,521,677 km (0.075 R)
• M20: 17,399,728 km (0.113 R)
• M21: 18,124,829 km (0.115 R)
• M22: 19,918,657 km (0.102 R)
• M23: 21,752,428 km (0.091 R)
• M24: 22,516,424 km (0.08 R)
• M25: 29,011,066 km (0.103 R)
• M26: 29,471,529 km (0.117 R)
• M27: 30,691,499 km (0.12 R)
• M28: 32,238,790 km (0.104 R)
• M29: 33,939,119 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.8

Radius: 12.1

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.49 AU - 8.77 AU

Year: 8510 Days

Day: 8 Hours

Environment

Temp: -163 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,134,594 km

• M1: 151,393 km (0.11 R)
• M2: 773,870 km (0.066 R)
• M3: 1,186,162 km (0.11 R)
• M4: 2,119,353 km (0.095 R)
• M5: 2,542,416 km (0.045 R)
• M6: 2,958,896 km (0.113 R)
• M7: 3,682,501 km (0.074 R)
• M8: 4,662,666 km (0.11 R)
• M9: 5,514,178 km (0.088 R)
• M10: 6,538,773 km (0.113 R)
• M11: 7,020,478 km (0.07 R)
• M12: 7,525,820 km (0.088 R)
• M13: 8,609,507 km (0.069 R)
• M14: 10,131,665 km (0.086 R)
• M15: 12,098,429 km (0.036 R)
• M16: 12,769,375 km (0.113 R)
• M17: 14,124,433 km (0.115 R)
• M18: 15,122,250 km (0.12 R)
• M19: 16,980,555 km (0.098 R)
• M20: 19,740,187 km (0.092 R)
• M21: 20,986,786 km (0.118 R)
• M22: 23,208,763 km (0.052 R)
• M23: 25,856,646 km (0.064 R)
• M24: 28,798,039 km (0.061 R)
• M25: 29,292,609 km (0.063 R)
• M26: 38,232,877 km (0.083 R)
• M27: 39,071,224 km (0.098 R)
• M28: 41,408,242 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.6

Radius: 7.4

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 11.54 AU - 13.86 AU

Year: 16614 Days

Day: 17.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,134,594 km

• M1: 96,191 km (0.039 R)
• M2: 509,979 km (0.091 R)
• M3: 1,065,137 km (0.107 R)
• M4: 1,860,100 km (0.069 R)
• M5: 2,228,260 km (0.081 R)
• M6: 2,565,005 km (0.103 R)
• M7: 3,412,028 km (0.116 R)
• M8: 4,404,909 km (0.114 R)
• M9: 4,815,406 km (0.078 R)
• M10: 6,382,593 km (0.12 R)
• M11: 7,709,676 km (0.075 R)
• M12: 8,796,504 km (0.105 R)
• M13: 11,871,040 km (0.099 R)
• M14: 13,801,301 km (0.092 R)
• M15: 17,468,095 km (0.12 R)
• M16: 23,622,701 km (0.089 R)
• M17: 26,748,099 km (0.026 R)
• M18: 27,326,893 km (0.119 R)
• M19: 29,622,922 km (0.085 R)
• M20: 33,027,171 km (0.091 R)
• M21: 33,693,330 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.7

Radius: 4.2

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 19.22 AU - 20.28 AU

Year: 32220 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,134,594 km

• M1: 52,210 km (0.087 R)
• M2: 270,323 km (0.098 R)
• M3: 415,134 km (0.115 R)
• M4: 692,040 km (0.11 R)
• M5: 1,356,404 km (0.071 R)
• M6: 3,989,626 km (0.084 R)
• M7: 4,571,262 km (0.112 R)
• M8: 5,207,502 km (0.119 R)
• M9: 6,963,182 km (0.118 R)
• M10: 7,098,569 km (0.065 R)
• M11: 10,904,787 km (0.112 R)
• M12: 12,097,980 km (0.115 R)
• M13: 14,372,615 km (0.086 R)
• M14: 14,592,524 km (0.094 R)
• M15: 25,992,929 km (0.09 R)
• M16: 26,210,295 km (0.106 R)
• M17: 31,305,000 km (0.077 R)
• M18: 36,884,552 km (0.098 R)
• M19: 40,852,935 km (0.101 R)
• M20: 67,641,724 km (0.097 R)
• M21: 69,715,001 km (0.065 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: 160 - 18,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit