🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.64 AU

Year: 149 Days

Day: 35.3 Hours

Environment

Temp: 235 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.34 AU - 1.94 AU

Year: 791 Days

Day: 17.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.82 AU - 2.26 AU

Year: 1098 Days

Day: 38.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.26 AU - 3.56 AU

Year: 1870 Days

Day: 45.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.34 AU - 4.34 AU

Year: 2835 Days

Day: 25.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 13.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.15 AU - 5.95 AU

Year: 4275 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 18,630,732 km

• M1: 190,588 km (0.077 R)
• M2: 515,065 km (0.035 R)
• M3: 1,104,032 km (0.052 R)
• M4: 1,551,480 km (0.06 R)
• M5: 1,875,060 km (0.079 R)
• M6: 1,971,550 km (0.079 R)
• M7: 2,102,897 km (0.062 R)
• M8: 2,340,159 km (0.093 R)
• M9: 2,462,231 km (0.104 R)
• M10: 2,676,456 km (0.053 R)
• M11: 3,104,455 km (0.088 R)
• M12: 3,356,079 km (0.05 R)
• M13: 3,554,296 km (0.092 R)
• M14: 3,776,897 km (0.051 R)
• M15: 4,151,191 km (0.114 R)
• M16: 4,407,452 km (0.042 R)
• M17: 4,757,212 km (0.105 R)
• M18: 4,868,513 km (0.083 R)
• M19: 5,276,167 km (0.057 R)
• M20: 5,414,545 km (0.106 R)
• M21: 5,507,446 km (0.084 R)
• M22: 5,600,944 km (0.098 R)
• M23: 5,694,892 km (0.113 R)
• M24: 5,836,860 km (0.087 R)
• M25: 6,124,537 km (0.117 R)
• M26: 6,294,480 km (0.116 R)
• M27: 6,589,487 km (0.05 R)
• M28: 6,939,396 km (0.074 R)
• M29: 7,449,974 km (0.037 R)
• M30: 7,736,005 km (0.113 R)
• M31: 8,724,697 km (0.071 R)
• M32: 8,916,183 km (0.116 R)
• M33: 9,081,488 km (0.047 R)
• M34: 9,781,307 km (0.107 R)
• M35: 9,866,428 km (0.084 R)
• M36: 9,980,272 km (0.097 R)
• M37: 10,209,456 km (0.107 R)
• M38: 10,295,924 km (0.083 R)
• M39: 10,702,232 km (0.118 R)
• M40: 10,790,046 km (0.074 R)
• M41: 10,995,892 km (0.063 R)
• M42: 11,411,326 km (0.115 R)
• M43: 11,590,843 km (0.094 R)
• M44: 12,318,786 km (0.097 R)
• M45: 12,533,908 km (0.083 R)
• M46: 12,812,459 km (0.084 R)
• M47: 13,406,961 km (0.06 R)
• M48: 13,691,646 km (0.105 R)
• M49: 13,787,089 km (0.092 R)
• M50: 14,655,505 km (0.049 R)
• M51: 15,047,152 km (0.069 R)
• M52: 15,840,769 km (0.117 R)
• M53: 16,377,376 km (0.078 R)
• M54: 17,125,216 km (0.042 R)
• M55: 17,227,990 km (0.051 R)
• M56: 17,710,593 km (0.107 R)
• M57: 18,057,959 km (0.117 R)
• M58: 18,162,677 km (0.06 R)
• M59: 18,653,807 km (0.046 R)
• M60: 18,936,547 km (0.074 R)
• M61: 19,721,039 km (0.105 R)
• M62: 20,117,473 km (0.059 R)
• M63: 20,262,134 km (0.046 R)
• M64: 21,543,589 km (0.056 R)
• M65: 21,840,242 km (0.066 R)
• M66: 22,400,037 km (0.087 R)
• M67: 22,550,084 km (0.12 R)
• M68: 22,662,881 km (0.056 R)
• M69: 23,077,865 km (0.094 R)
• M70: 23,648,132 km (0.119 R)
• M71: 23,954,060 km (0.115 R)
• M72: 24,569,954 km (0.108 R)
• M73: 24,879,921 km (0.11 R)
• M74: 25,191,085 km (0.108 R)
• M75: 25,308,070 km (0.088 R)
• M76: 25,542,789 km (0.09 R)
• M77: 26,290,479 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 13.3

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.9 AU - 6.92 AU

Year: 6843 Days

Day: 11.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 18,630,732 km

• M1: 176,226 km (0.115 R)
• M2: 365,617 km (0.119 R)
• M3: 647,460 km (0.106 R)
• M4: 866,770 km (0.11 R)
• M5: 1,101,788 km (0.069 R)
• M6: 1,206,058 km (0.089 R)
• M7: 1,314,068 km (0.073 R)
• M8: 1,414,298 km (0.089 R)
• M9: 1,611,019 km (0.06 R)
• M10: 1,767,648 km (0.043 R)
• M11: 1,980,676 km (0.069 R)
• M12: 2,309,342 km (0.101 R)
• M13: 2,529,251 km (0.088 R)
• M14: 2,613,475 km (0.115 R)
• M15: 3,019,334 km (0.116 R)
• M16: 3,275,745 km (0.117 R)
• M17: 3,461,096 km (0.106 R)
• M18: 4,137,279 km (0.119 R)
• M19: 4,645,463 km (0.073 R)
• M20: 4,766,936 km (0.096 R)
• M21: 4,907,109 km (0.085 R)
• M22: 5,390,310 km (0.106 R)
• M23: 5,832,671 km (0.046 R)
• M24: 6,058,415 km (0.104 R)
• M25: 6,172,259 km (0.071 R)
• M26: 6,306,149 km (0.092 R)
• M27: 6,440,936 km (0.057 R)
• M28: 6,635,264 km (0.082 R)
• M29: 7,169,478 km (0.043 R)
• M30: 7,350,791 km (0.108 R)
• M31: 8,768,829 km (0.077 R)
• M32: 9,597,451 km (0.052 R)
• M33: 10,021,262 km (0.114 R)
• M34: 10,156,349 km (0.087 R)
• M35: 10,292,184 km (0.083 R)
• M36: 10,428,468 km (0.116 R)
• M37: 10,933,510 km (0.099 R)
• M38: 11,189,023 km (0.095 R)
• M39: 11,706,183 km (0.068 R)
• M40: 11,824,664 km (0.118 R)
• M41: 12,207,037 km (0.085 R)
• M42: 12,910,147 km (0.117 R)
• M43: 13,229,688 km (0.091 R)
• M44: 13,977,079 km (0.103 R)
• M45: 15,201,388 km (0.034 R)
• M46: 15,695,509 km (0.12 R)
• M47: 17,182,363 km (0.081 R)
• M48: 17,425,459 km (0.091 R)
• M49: 17,696,979 km (0.039 R)
• M50: 18,161,929 km (0.107 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: 270 - 19,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit