🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.9

Radius: 9.4

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.33 AU - 2.09 AU

Year: 1422 Days

Day: 6.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,306,965 km

• M1: 118,332 km (0.079 R)
• M2: 470,186 km (0.092 R)
• M3: 816,804 km (0.058 R)
• M4: 1,312,572 km (0.081 R)
• M5: 1,844,093 km (0.052 R)
• M6: 2,386,984 km (0.075 R)
• M7: 3,385,549 km (0.032 R)
• M8: 4,840,837 km (0.114 R)
• M9: 5,307,433 km (0.112 R)
• M10: 6,054,525 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 9.1

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.46 AU - 2.3 AU

Year: 1639 Days

Day: 9.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,306,965 km

• M1: 115,041 km (0.094 R)
• M2: 476,469 km (0.106 R)
• M3: 848,370 km (0.119 R)
• M4: 1,921,585 km (0.089 R)
• M5: 2,414,510 km (0.103 R)
• M6: 2,698,446 km (0.096 R)
• M7: 3,636,425 km (0.083 R)
• M8: 4,123,665 km (0.115 R)
• M9: 4,613,000 km (0.077 R)
• M10: 5,010,481 km (0.117 R)
• M11: 5,430,702 km (0.067 R)
• M12: 6,216,390 km (0.041 R)
• M13: 7,240,387 km (0.119 R)
• M14: 7,691,575 km (0.069 R)
• M15: 10,516,730 km (0.102 R)
• M16: 10,985,720 km (0.11 R)
• M17: 15,118,062 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.7

Radius: 14

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.45 AU - 2.79 AU

Year: 2696 Days

Day: 10.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,306,965 km

• M1: 174,880 km (0.112 R)
• M2: 1,018,014 km (0.113 R)
• M3: 1,650,364 km (0.036 R)
• M4: 2,211,655 km (0.082 R)
• M5: 3,053,592 km (0.076 R)
• M6: 3,532,604 km (0.115 R)
• M7: 4,178,119 km (0.1 R)
• M8: 4,728,938 km (0.11 R)
• M9: 6,078,311 km (0.113 R)
• M10: 9,389,810 km (0.09 R)
• M11: 9,980,871 km (0.091 R)
• M12: 11,784,871 km (0.096 R)
• M13: 12,432,032 km (0.108 R)
• M14: 14,471,200 km (0.08 R)
• M15: 16,876,136 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.9

Radius: 14.9

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.21 AU - 3.61 AU

Year: 3156 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,306,965 km

• M1: 185,352 km (0.105 R)
• M2: 972,985 km (0.093 R)
• M3: 1,557,763 km (0.1 R)
• M4: 2,477,191 km (0.106 R)
• M5: 3,796,644 km (0.053 R)
• M6: 6,509,452 km (0.075 R)
• M7: 7,831,897 km (0.106 R)
• M8: 9,355,402 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715.8

Radius: 7.6

Gravity: 12.39 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.7 AU - 6.7 AU

Year: 9816 Days

Day: 21 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,306,965 km

• M1: 94,546 km (0.111 R)
• M2: 455,526 km (0.068 R)
• M3: 749,037 km (0.117 R)
• M4: 1,313,021 km (0.113 R)
• M5: 2,029,295 km (0.114 R)
• M6: 2,622,899 km (0.116 R)
• M7: 5,331,070 km (0.075 R)
• M8: 6,016,228 km (0.07 R)
• M9: 8,880,728 km (0.097 R)
• M10: 11,576,930 km (0.089 R)
• M11: 13,140,677 km (0.11 R)
• M12: 15,037,877 km (0.115 R)
• M13: 15,573,138 km (0.12 R)
• M14: 21,476,121 km (0.119 R)
• M15: 21,983,856 km (0.094 R)
• M16: 23,465,772 km (0.1 R)
• M17: 24,459,551 km (0.108 R)
• M18: 27,410,818 km (0.085 R)
• M19: 27,908,081 km (0.097 R)
• M20: 28,920,709 km (0.09 R)
• M21: 41,202,844 km (0.116 R)
• M22: 42,647,361 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.9

Radius: 6.2

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.67 AU - 8.61 AU

Year: 12131 Days

Day: 16.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,306,965 km

• M1: 77,193 km (0.073 R)
• M2: 285,433 km (0.043 R)
• M3: 636,240 km (0.06 R)
• M4: 936,782 km (0.103 R)
• M5: 1,276,519 km (0.114 R)
• M6: 1,586,785 km (0.111 R)
• M7: 1,981,723 km (0.082 R)
• M8: 3,592,892 km (0.09 R)
• M9: 3,980,051 km (0.078 R)
• M10: 4,425,404 km (0.049 R)
• M11: 4,708,294 km (0.086 R)
• M12: 6,307,495 km (0.099 R)
• M13: 6,788,602 km (0.047 R)
• M14: 11,556,585 km (0.079 R)
• M15: 14,071,325 km (0.077 R)
• M16: 19,560,221 km (0.089 R)
• M17: 21,906,215 km (0.111 R)
• M18: 22,820,856 km (0.118 R)
• M19: 28,524,724 km (0.077 R)
• M20: 28,740,593 km (0.095 R)
• M21: 30,169,851 km (0.057 R)
• M22: 33,527,725 km (0.08 R)
• M23: 34,863,933 km (0.1 R)
• M24: 38,424,811 km (0.05 R)
• M25: 43,349,573 km (0.102 R)
• M26: 44,498,335 km (0.038 R)
• M27: 46,408,251 km (0.119 R)
• M28: 47,156,989 km (0.091 R)
• M29: 47,458,877 km (0.085 R)
• M30: 48,525,211 km (0.113 R)
• M31: 48,987,169 km (0.107 R)
• M32: 56,271,987 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698

Radius: 3.9

Gravity: 45.89 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.05 AU - 9.25 AU

Year: 17598 Days

Day: 16.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,306,965 km

• M1: 51,761 km (0.105 R)
• M2: 336,296 km (0.109 R)
• M3: 458,218 km (0.069 R)
• M4: 903,272 km (0.088 R)
• M5: 1,312,123 km (0.097 R)
• M6: 1,726,808 km (0.064 R)
• M7: 1,907,822 km (0.034 R)
• M8: 2,350,781 km (0.11 R)
• M9: 2,527,755 km (0.081 R)
• M10: 2,737,491 km (0.114 R)
• M11: 3,009,460 km (0.099 R)
• M12: 3,665,297 km (0.053 R)
• M13: 3,995,759 km (0.081 R)
• M14: 4,411,492 km (0.115 R)
• M15: 4,646,959 km (0.069 R)
• M16: 4,962,012 km (0.099 R)
• M17: 6,710,362 km (0.059 R)
• M18: 7,112,631 km (0.105 R)
• M19: 9,701,123 km (0.074 R)
• M20: 11,610,740 km (0.059 R)
• M21: 11,994,608 km (0.115 R)
• M22: 13,197,375 km (0.047 R)
• M23: 13,335,753 km (0.063 R)
• M24: 14,042,303 km (0.05 R)
• M25: 14,478,082 km (0.105 R)
• M26: 15,453,161 km (0.069 R)
• M27: 16,955,572 km (0.06 R)
• M28: 18,038,062 km (0.098 R)
• M29: 18,726,512 km (0.052 R)
• M30: 23,736,395 km (0.088 R)
• M31: 26,601,493 km (0.1 R)
• M32: 26,822,449 km (0.081 R)
• M33: 37,803,083 km (0.093 R)
• M34: 39,356,507 km (0.098 R)
• M35: 45,206,083 km (0.114 R)
• M36: 56,016,324 km (0.108 R)
• M37: 62,598,032 km (0.056 R)
• M38: 64,768,249 km (0.106 R)
• M39: 67,602,380 km (0.078 R)
• M40: 68,634,157 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 11,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit