🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.2

Radius: 12.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.81 AU - 1.13 AU

Year: 672 Days

Day: 12.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,106,147 km

• M1: 159,322 km (0.11 R)
• M2: 559,795 km (0.092 R)
• M3: 1,201,570 km (0.042 R)
• M4: 1,894,807 km (0.109 R)
• M5: 2,453,555 km (0.102 R)
• M6: 2,997,493 km (0.062 R)
• M7: 3,593,790 km (0.106 R)
• M8: 4,039,292 km (0.061 R)
• M9: 5,148,261 km (0.065 R)
• M10: 5,889,967 km (0.092 R)
• M11: 6,596,369 km (0.039 R)
• M12: 7,201,492 km (0.103 R)
• M13: 7,725,982 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.7

Radius: 11.6

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.17 AU - 2.33 AU

Year: 2372 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,106,147 km

• M1: 144,212 km (0.074 R)
• M2: 510,129 km (0.099 R)
• M3: 883,525 km (0.083 R)
• M4: 1,257,520 km (0.08 R)
• M5: 1,773,932 km (0.059 R)
• M6: 2,291,690 km (0.049 R)
• M7: 3,022,027 km (0.069 R)
• M8: 3,523,778 km (0.104 R)
• M9: 5,107,720 km (0.1 R)
• M10: 5,952,649 km (0.049 R)
• M11: 7,271,205 km (0.05 R)
• M12: 8,340,081 km (0.058 R)
• M13: 9,120,683 km (0.03 R)
• M14: 10,249,100 km (0.114 R)
• M15: 11,025,064 km (0.102 R)
• M16: 11,386,792 km (0.087 R)
• M17: 12,091,846 km (0.1 R)
• M18: 13,316,305 km (0.087 R)
• M19: 14,335,066 km (0.101 R)
• M20: 15,404,990 km (0.076 R)
• M21: 16,267,721 km (0.102 R)
• M22: 19,688,576 km (0.114 R)

Asteroid Belt

Center: 3.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.8

Radius: 8.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.18 AU - 4.56 AU

Year: 6421 Days

Day: 7 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,106,147 km

• M1: 103,223 km (0.117 R)
• M2: 967,001 km (0.07 R)
• M3: 1,623,436 km (0.102 R)
• M4: 2,396,109 km (0.075 R)
• M5: 2,781,324 km (0.108 R)
• M6: 5,362,784 km (0.119 R)
• M7: 6,118,852 km (0.089 R)
• M8: 7,401,504 km (0.097 R)
• M9: 7,692,921 km (0.092 R)
• M10: 8,106,110 km (0.1 R)
• M11: 8,773,766 km (0.107 R)
• M12: 9,996,728 km (0.119 R)
• M13: 11,186,330 km (0.111 R)
• M14: 11,522,178 km (0.077 R)
• M15: 13,196,926 km (0.079 R)
• M16: 13,464,257 km (0.092 R)
• M17: 14,399,842 km (0.032 R)
• M18: 15,853,784 km (0.107 R)
• M19: 16,155,822 km (0.114 R)
• M20: 16,771,567 km (0.114 R)
• M21: 17,148,554 km (0.06 R)
• M22: 20,943,851 km (0.108 R)
• M23: 21,381,126 km (0.109 R)
• M24: 26,093,908 km (0.036 R)
• M25: 28,512,905 km (0.114 R)
• M26: 31,266,254 km (0.041 R)
• M27: 31,551,089 km (0.052 R)
• M28: 31,933,461 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.5

Radius: 3.3

Gravity: 91.69 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.13 AU - 5.93 AU

Year: 9141 Days

Day: 24.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,106,147 km

• M1: 41,139 km (0.056 R)
• M2: 220,657 km (0.112 R)
• M3: 556,504 km (0.112 R)
• M4: 802,443 km (0.081 R)
• M5: 1,701,377 km (0.049 R)
• M6: 2,087,040 km (0.115 R)
• M7: 2,310,090 km (0.03 R)
• M8: 2,847,745 km (0.065 R)
• M9: 2,959,943 km (0.071 R)
• M10: 3,592,144 km (0.118 R)
• M11: 4,859,088 km (0.097 R)
• M12: 6,786,208 km (0.098 R)
• M13: 8,006,029 km (0.093 R)
• M14: 9,217,473 km (0.043 R)
• M15: 9,917,890 km (0.031 R)
• M16: 10,281,114 km (0.098 R)
• M17: 10,815,328 km (0.06 R)
• M18: 11,144,443 km (0.114 R)
• M19: 13,766,146 km (0.045 R)
• M20: 16,053,048 km (0.099 R)
• M21: 21,533,267 km (0.037 R)
• M22: 22,141,382 km (0.109 R)
• M23: 23,483,275 km (0.064 R)
• M24: 26,131,158 km (0.112 R)
• M25: 26,922,680 km (0.082 R)
• M26: 27,526,756 km (0.11 R)
• M27: 27,832,085 km (0.069 R)
• M28: 29,499,204 km (0.101 R)
• M29: 32,916,169 km (0.09 R)
• M30: 34,897,443 km (0.097 R)
• M31: 35,856,814 km (0.026 R)
• M32: 38,839,946 km (0.076 R)
• M33: 39,869,927 km (0.065 R)
• M34: 41,984,343 km (0.03 R)
• M35: 42,388,856 km (0.081 R)
• M36: 46,004,936 km (0.101 R)
• M37: 46,147,951 km (0.085 R)
• M38: 49,370,439 km (0.1 R)
• M39: 49,821,177 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.9

Radius: 5.1

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.21 AU - 7.91 AU

Year: 11810 Days

Day: 15 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,106,147 km

• M1: 86,617 km (0.072 R)
• M2: 314,904 km (0.058 R)
• M3: 529,277 km (0.119 R)
• M4: 750,682 km (0.096 R)
• M5: 1,184,217 km (0.089 R)
• M6: 2,497,536 km (0.067 R)
• M7: 6,625,989 km (0.034 R)
• M8: 8,794,260 km (0.05 R)
• M9: 9,230,039 km (0.082 R)
• M10: 16,336,387 km (0.081 R)
• M11: 17,299,199 km (0.033 R)
• M12: 19,603,006 km (0.106 R)
• M13: 20,277,543 km (0.066 R)
• M14: 20,620,570 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.1

Radius: 4.9

Gravity: 36.95 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.57 AU - 10.31 AU

Year: 17235 Days

Day: 22.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,106,147 km

• M1: 150,346 km (0.042 R)
• M2: 385,963 km (0.081 R)
• M3: 860,038 km (0.061 R)
• M4: 1,726,060 km (0.026 R)
• M5: 3,169,380 km (0.097 R)
• M6: 4,756,614 km (0.083 R)
• M7: 6,195,596 km (0.109 R)
• M8: 10,612,922 km (0.107 R)
• M9: 11,107,492 km (0.119 R)
• M10: 14,032,131 km (0.115 R)
• M11: 16,597,136 km (0.108 R)
• M12: 17,773,723 km (0.069 R)
• M13: 18,915,304 km (0.076 R)
• M14: 25,036,999 km (0.08 R)
• M15: 28,071,442 km (0.098 R)
• M16: 31,594,173 km (0.03 R)
• M17: 32,229,964 km (0.119 R)
• M18: 34,858,249 km (0.103 R)
• M19: 36,224,526 km (0.093 R)
• M20: 38,484,052 km (0.102 R)
• M21: 47,461,720 km (0.089 R)
• M22: 48,295,129 km (0.111 R)
• M23: 51,726,905 km (0.101 R)
• M24: 55,134,445 km (0.03 R)
• M25: 60,229,599 km (0.083 R)
• M26: 64,199,926 km (0.066 R)
• M27: 67,708,894 km (0.071 R)
• M28: 69,190,062 km (0.101 R)
• M29: 73,541,266 km (0.094 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 13,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit