🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.46 AU - 1.86 AU

Year: 793 Days

Day: 25.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.37 AU - 2.61 AU

Year: 1457 Days

Day: 18.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.9

Radius: 12.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.54 AU - 4.8 AU

Year: 3743 Days

Day: 11.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,962,366 km

• M1: 166,652 km (0.099 R)
• M2: 604,226 km (0.072 R)
• M3: 1,158,037 km (0.11 R)
• M4: 1,873,265 km (0.098 R)
• M5: 2,815,432 km (0.097 R)
• M6: 3,423,697 km (0.068 R)
• M7: 4,300,340 km (0.08 R)
• M8: 4,955,878 km (0.048 R)
• M9: 5,566,088 km (0.086 R)
• M10: 6,809,695 km (0.111 R)
• M11: 7,329,398 km (0.077 R)
• M12: 7,840,724 km (0.067 R)
• M13: 8,559,392 km (0.063 R)
• M14: 10,004,507 km (0.105 R)
• M15: 10,549,043 km (0.079 R)
• M16: 11,113,327 km (0.102 R)
• M17: 11,515,745 km (0.116 R)
• M18: 12,928,098 km (0.088 R)
• M19: 13,931,900 km (0.104 R)
• M20: 14,932,859 km (0.075 R)
• M21: 17,918,085 km (0.111 R)
• M22: 21,348,963 km (0.117 R)
• M23: 24,063,266 km (0.077 R)
• M24: 25,503,146 km (0.083 R)
• M25: 26,126,371 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.9

Radius: 13.3

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.86 AU - 6.3 AU

Year: 4246 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 82.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 105,962,366 km

• M1: 165,455 km (0.03 R)
• M2: 790,774 km (0.095 R)
• M3: 1,742,815 km (0.106 R)
• M4: 2,265,061 km (0.082 R)
• M5: 2,762,325 km (0.102 R)
• M6: 4,440,663 km (0.118 R)
• M7: 5,931,107 km (0.109 R)
• M8: 10,309,986 km (0.074 R)
• M9: 11,117,216 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 14.2

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.3 AU - 10.67 AU

Year: 10825 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,962,366 km

• M1: 180,116 km (0.093 R)
• M2: 887,115 km (0.052 R)
• M3: 1,363,435 km (0.103 R)
• M4: 2,462,082 km (0.105 R)
• M5: 2,933,614 km (0.112 R)
• M6: 3,731,120 km (0.114 R)
• M7: 5,086,477 km (0.115 R)
• M8: 6,065,894 km (0.101 R)
• M9: 7,363,506 km (0.051 R)
• M10: 11,979,498 km (0.074 R)
• M11: 13,351,012 km (0.081 R)
• M12: 14,446,666 km (0.105 R)
• M13: 16,541,485 km (0.118 R)
• M14: 17,518,808 km (0.093 R)
• M15: 20,052,996 km (0.088 R)
• M16: 28,219,095 km (0.101 R)
• M17: 34,299,052 km (0.111 R)
• M18: 38,845,630 km (0.086 R)
• M19: 40,696,605 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.8

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.83 AU - 12.67 AU

Year: 13071 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 105,962,366 km

• M1: 217,964 km (0.082 R)
• M2: 2,067,742 km (0.067 R)
• M3: 3,384,502 km (0.086 R)
• M4: 5,593,913 km (0.079 R)
• M5: 6,064,847 km (0.1 R)
• M6: 11,630,935 km (0.066 R)
• M7: 15,657,811 km (0.095 R)
• M8: 28,261,731 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.3

Radius: 7.5

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 15.49 AU - 15.89 AU

Year: 23048 Days

Day: 22.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 105,962,366 km

• M1: 96,341 km (0.042 R)
• M2: 342,579 km (0.117 R)
• M3: 1,031,926 km (0.03 R)
• M4: 1,494,333 km (0.098 R)
• M5: 3,612,938 km (0.039 R)
• M6: 5,240,264 km (0.086 R)
• M7: 9,445,161 km (0.118 R)
• M8: 10,345,740 km (0.075 R)
• M9: 10,595,269 km (0.114 R)
• M10: 10,912,865 km (0.105 R)
• M11: 15,076,174 km (0.109 R)
• M12: 15,887,443 km (0.056 R)
• M13: 16,136,374 km (0.118 R)
• M14: 16,985,043 km (0.108 R)
• M15: 19,424,685 km (0.066 R)
• M16: 24,212,565 km (0.081 R)
• M17: 25,323,928 km (0.055 R)
• M18: 31,655,957 km (0.066 R)
• M19: 33,798,198 km (0.089 R)
• M20: 35,325,742 km (0.109 R)
• M21: 41,268,966 km (0.117 R)
• M22: 45,636,775 km (0.069 R)
• M23: 50,124,711 km (0.065 R)
• M24: 52,843,204 km (0.091 R)
• M25: 59,966,007 km (0.111 R)
• M26: 65,124,740 km (0.075 R)
• M27: 74,443,940 km (0.086 R)
• M28: 79,178,263 km (0.086 R)
• M29: 82,360,958 km (0.096 R)
• M30: 82,609,291 km (0.069 R)
• M31: 83,607,408 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.8

Radius: 3.6

Gravity: 56.77 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 18.61 AU - 20.21 AU

Year: 31713 Days

Day: 18.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,962,366 km

• M1: 46,226 km (0.104 R)
• M2: 185,801 km (0.084 R)
• M3: 299,645 km (0.11 R)
• M4: 470,485 km (0.106 R)
• M5: 997,967 km (0.062 R)
• M6: 1,760,019 km (0.058 R)
• M7: 2,083,599 km (0.117 R)
• M8: 2,470,908 km (0.074 R)
• M9: 2,627,986 km (0.107 R)
• M10: 3,450,774 km (0.083 R)
• M11: 3,680,706 km (0.071 R)
• M12: 4,026,726 km (0.116 R)
• M13: 4,743,449 km (0.111 R)
• M14: 4,986,396 km (0.051 R)
• M15: 6,874,471 km (0.116 R)
• M16: 8,884,019 km (0.099 R)
• M17: 9,190,844 km (0.115 R)
• M18: 9,378,291 km (0.073 R)
• M19: 15,371,331 km (0.087 R)
• M20: 17,666,761 km (0.03 R)
• M21: 23,267,854 km (0.12 R)
• M22: 23,733,104 km (0.038 R)
• M23: 24,323,267 km (0.105 R)
• M24: 26,152,550 km (0.116 R)
• M25: 32,474,855 km (0.113 R)
• M26: 34,688,605 km (0.104 R)
• M27: 36,686,783 km (0.08 R)
• M28: 37,158,615 km (0.118 R)
• M29: 39,578,361 km (0.118 R)
• M30: 42,791,424 km (0.09 R)
• M31: 44,194,652 km (0.117 R)
• M32: 45,447,534 km (0.066 R)
• M33: 47,836,612 km (0.086 R)
• M34: 48,966,973 km (0.107 R)
• M35: 68,596,159 km (0.089 R)
• M36: 76,745,054 km (0.115 R)
• M37: 81,184,072 km (0.097 R)
• M38: 82,790,753 km (0.117 R)
• M39: 89,713,544 km (0.118 R)
• M40: 102,505,359 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 11,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit