🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.6

Radius: 8.9

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.84 AU - 0.9 AU

Year: 550 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,104,117 km

• M1: 110,702 km (0.109 R)
• M2: 392,844 km (0.088 R)
• M3: 988,842 km (0.109 R)
• M4: 1,450,501 km (0.087 R)
• M5: 1,846,636 km (0.048 R)
• M6: 2,243,968 km (0.118 R)
• M7: 3,335,733 km (0.056 R)
• M8: 4,311,411 km (0.027 R)
• M9: 4,704,404 km (0.116 R)
• M10: 4,984,751 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 9.6

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.43 AU - 2.09 AU

Year: 1584 Days

Day: 14.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,104,117 km

• M1: 119,379 km (0.069 R)
• M2: 433,086 km (0.06 R)
• M3: 892,800 km (0.085 R)
• M4: 1,245,253 km (0.093 R)
• M5: 1,734,438 km (0.047 R)
• M6: 2,128,778 km (0.07 R)
• M7: 2,664,338 km (0.065 R)
• M8: 3,192,718 km (0.113 R)
• M9: 4,147,302 km (0.091 R)
• M10: 5,453,441 km (0.111 R)
• M11: 5,829,081 km (0.071 R)
• M12: 7,084,207 km (0.118 R)
• M13: 8,695,227 km (0.119 R)
• M14: 9,071,914 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 11.9

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.02 AU - 3.02 AU

Year: 2713 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,104,117 km

• M1: 148,102 km (0.12 R)
• M2: 618,587 km (0.116 R)
• M3: 1,024,147 km (0.084 R)
• M4: 1,713,344 km (0.101 R)
• M5: 2,090,929 km (0.116 R)
• M6: 2,693,210 km (0.06 R)
• M7: 3,635,079 km (0.114 R)
• M8: 4,289,869 km (0.09 R)
• M9: 5,022,001 km (0.118 R)
• M10: 6,943,735 km (0.046 R)
• M11: 7,436,959 km (0.057 R)
• M12: 8,494,018 km (0.072 R)
• M13: 11,530,405 km (0.064 R)
• M14: 12,490,674 km (0.116 R)
• M15: 15,124,046 km (0.115 R)
• M16: 19,706,976 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.8

Radius: 7.3

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.63 AU - 8.81 AU

Year: 13158 Days

Day: 16.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,104,117 km

• M1: 92,751 km (0.073 R)
• M2: 430,991 km (0.117 R)
• M3: 779,106 km (0.082 R)
• M4: 1,079,199 km (0.105 R)
• M5: 1,526,796 km (0.079 R)
• M6: 1,867,729 km (0.039 R)
• M7: 2,128,628 km (0.068 R)
• M8: 3,659,463 km (0.116 R)
• M9: 4,332,205 km (0.103 R)
• M10: 6,411,017 km (0.053 R)
• M11: 7,301,124 km (0.083 R)
• M12: 8,271,117 km (0.086 R)
• M13: 9,175,735 km (0.09 R)
• M14: 9,525,046 km (0.068 R)
• M15: 10,092,022 km (0.111 R)
• M16: 10,681,288 km (0.12 R)
• M17: 11,578,875 km (0.12 R)
• M18: 12,893,990 km (0.089 R)
• M19: 14,506,057 km (0.104 R)
• M20: 15,960,447 km (0.087 R)
• M21: 17,892,653 km (0.059 R)
• M22: 18,675,499 km (0.045 R)
• M23: 19,562,914 km (0.106 R)
• M24: 23,766,315 km (0.093 R)
• M25: 27,185,523 km (0.103 R)
• M26: 28,534,747 km (0.116 R)
• M27: 29,928,251 km (0.118 R)
• M28: 31,591,630 km (0.11 R)
• M29: 32,734,258 km (0.104 R)
• M30: 35,466,364 km (0.105 R)
• M31: 38,992,984 km (0.049 R)
• M32: 41,379,519 km (0.087 R)
• M33: 47,323,491 km (0.079 R)
• M34: 49,424,593 km (0.078 R)
• M35: 51,430,551 km (0.067 R)
• M36: 52,374,514 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 5.6

Gravity: 25.79 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.52 AU - 8.98 AU

Year: 14633 Days

Day: 20.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,104,117 km

• M1: 73,004 km (0.072 R)
• M2: 289,771 km (0.049 R)
• M3: 1,176,886 km (0.098 R)
• M4: 1,778,419 km (0.062 R)
• M5: 2,031,689 km (0.09 R)
• M6: 3,163,845 km (0.103 R)
• M7: 3,850,200 km (0.104 R)
• M8: 5,740,369 km (0.083 R)
• M9: 6,585,747 km (0.102 R)
• M10: 6,885,092 km (0.101 R)
• M11: 8,927,403 km (0.109 R)
• M12: 9,241,109 km (0.101 R)
• M13: 9,562,296 km (0.112 R)
• M14: 10,981,232 km (0.104 R)
• M15: 12,022,582 km (0.063 R)
• M16: 12,928,398 km (0.063 R)
• M17: 13,195,430 km (0.105 R)
• M18: 13,397,985 km (0.077 R)
• M19: 17,168,600 km (0.084 R)
• M20: 20,760,744 km (0.112 R)
• M21: 21,778,159 km (0.102 R)
• M22: 24,314,441 km (0.114 R)
• M23: 25,132,741 km (0.117 R)
• M24: 26,932,404 km (0.109 R)
• M25: 29,271,815 km (0.091 R)
• M26: 30,667,713 km (0.115 R)
• M27: 35,250,345 km (0.105 R)
• M28: 35,771,544 km (0.11 R)
• M29: 36,562,916 km (0.108 R)
• M30: 37,096,981 km (0.059 R)
• M31: 44,824,160 km (0.105 R)
• M32: 47,146,667 km (0.106 R)
• M33: 52,366,884 km (0.061 R)
• M34: 54,073,946 km (0.04 R)
• M35: 55,817,808 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.1

Radius: 4.4

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.11 AU - 8.49 AU

Year: 14775 Days

Day: 18.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 84,104,117 km

• M1: 54,902 km (0.03 R)
• M2: 262,095 km (0.072 R)
• M3: 508,483 km (0.025 R)
• M4: 649,853 km (0.12 R)
• M5: 800,648 km (0.097 R)
• M6: 1,219,971 km (0.057 R)
• M7: 1,863,690 km (0.074 R)
• M8: 2,138,651 km (0.025 R)
• M9: 2,553,037 km (0.115 R)
• M10: 3,759,095 km (0.07 R)
• M11: 4,118,280 km (0.093 R)
• M12: 4,499,754 km (0.104 R)
• M13: 4,670,446 km (0.109 R)
• M14: 5,085,280 km (0.103 R)
• M15: 5,492,187 km (0.081 R)
• M16: 6,695,253 km (0.066 R)
• M17: 7,068,948 km (0.041 R)
• M18: 7,495,901 km (0.086 R)
• M19: 9,239,464 km (0.12 R)
• M20: 9,844,288 km (0.093 R)
• M21: 10,035,624 km (0.108 R)
• M22: 11,236,146 km (0.089 R)
• M23: 12,307,118 km (0.118 R)
• M24: 12,867,362 km (0.074 R)
• M25: 15,151,871 km (0.075 R)
• M26: 19,511,153 km (0.089 R)
• M27: 21,211,033 km (0.077 R)
• M28: 21,370,355 km (0.069 R)
• M29: 22,839,855 km (0.114 R)
• M30: 23,429,121 km (0.042 R)
• M31: 27,745,468 km (0.106 R)
• M32: 38,261,301 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.9

Radius: 3.3

Gravity: 64.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.62 AU - 11.26 AU

Year: 22879 Days

Day: 24.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,104,117 km

• M1: 40,990 km (0.026 R)
• M2: 230,082 km (0.119 R)
• M3: 1,050,626 km (0.09 R)
• M4: 2,497,237 km (0.065 R)
• M5: 2,795,685 km (0.11 R)
• M6: 2,900,254 km (0.094 R)
• M7: 3,865,908 km (0.083 R)
• M8: 4,196,370 km (0.079 R)
• M9: 4,509,628 km (0.117 R)
• M10: 4,951,241 km (0.039 R)
• M11: 5,221,863 km (0.081 R)
• M12: 5,543,050 km (0.104 R)
• M13: 5,708,505 km (0.091 R)
• M14: 7,448,777 km (0.11 R)
• M15: 7,803,923 km (0.077 R)
• M16: 9,930,905 km (0.066 R)
• M17: 13,058,548 km (0.065 R)
• M18: 15,042,365 km (0.096 R)
• M19: 16,358,078 km (0.09 R)
• M20: 17,570,569 km (0.047 R)
• M21: 18,108,074 km (0.057 R)
• M22: 21,362,426 km (0.074 R)
• M23: 21,769,183 km (0.035 R)
• M24: 22,598,254 km (0.11 R)
• M25: 25,665,310 km (0.116 R)
• M26: 29,371,747 km (0.118 R)
• M27: 37,528,421 km (0.095 R)
• M28: 39,933,356 km (0.034 R)
• M29: 42,438,971 km (0.116 R)
• M30: 46,390,748 km (0.112 R)
• M31: 47,587,831 km (0.103 R)
• M32: 52,031,486 km (0.046 R)
• M33: 55,971,445 km (0.084 R)
• M34: 61,118,958 km (0.041 R)
• M35: 62,143,703 km (0.051 R)
• M36: 64,649,917 km (0.093 R)
• M37: 69,639,903 km (0.08 R)
• M38: 74,880,466 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 18,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit