🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.1

Radius: 10

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.03 AU - 1.37 AU

Year: 907 Days

Day: 7.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,104,115 km

• M1: 124,316 km (0.105 R)
• M2: 468,690 km (0.055 R)
• M3: 889,210 km (0.06 R)
• M4: 1,237,474 km (0.099 R)
• M5: 1,644,529 km (0.105 R)
• M6: 2,023,012 km (0.087 R)
• M7: 2,908,631 km (0.111 R)
• M8: 3,324,214 km (0.052 R)
• M9: 4,249,178 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.6

Radius: 12.4

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.15 AU - 1.69 AU

Year: 1168 Days

Day: 9.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,104,115 km

• M1: 154,235 km (0.119 R)
• M2: 554,559 km (0.073 R)
• M3: 989,590 km (0.072 R)
• M4: 1,547,740 km (0.068 R)
• M5: 2,059,963 km (0.105 R)
• M6: 2,535,385 km (0.091 R)
• M7: 3,042,222 km (0.086 R)
• M8: 3,600,821 km (0.111 R)
• M9: 4,038,544 km (0.105 R)
• M10: 5,261,357 km (0.107 R)
• M11: 6,204,572 km (0.114 R)
• M12: 7,057,579 km (0.1 R)
• M13: 7,538,536 km (0.095 R)
• M14: 11,234,800 km (0.084 R)
• M15: 11,716,505 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 8.8

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.99 AU - 2.81 AU

Year: 2566 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,104,115 km

• M1: 109,506 km (0.095 R)
• M2: 465,100 km (0.098 R)
• M3: 741,706 km (0.071 R)
• M4: 1,117,346 km (0.089 R)
• M5: 2,330,735 km (0.045 R)
• M6: 2,720,138 km (0.065 R)
• M7: 3,359,370 km (0.109 R)
• M8: 3,955,667 km (0.119 R)
• M9: 4,237,958 km (0.041 R)
• M10: 4,911,448 km (0.1 R)
• M11: 5,407,065 km (0.08 R)
• M12: 6,333,974 km (0.066 R)
• M13: 6,609,384 km (0.112 R)
• M14: 7,483,933 km (0.1 R)
• M15: 9,390,707 km (0.079 R)
• M16: 10,006,003 km (0.07 R)
• M17: 12,182,054 km (0.098 R)
• M18: 12,914,036 km (0.111 R)
• M19: 13,268,434 km (0.113 R)
• M20: 14,992,848 km (0.075 R)
• M21: 19,051,438 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.8

Radius: 13

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.29 AU - 3.67 AU

Year: 3551 Days

Day: 8 Hours

Environment

Temp: -218 °C

Axial Tilt: 172.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,104,115 km

• M1: 161,715 km (0.088 R)
• M2: 577,298 km (0.084 R)
• M3: 1,673,551 km (0.114 R)
• M4: 2,081,654 km (0.113 R)
• M5: 2,961,290 km (0.081 R)
• M6: 3,815,494 km (0.105 R)
• M7: 4,393,689 km (0.106 R)
• M8: 5,030,079 km (0.115 R)
• M9: 6,306,298 km (0.085 R)
• M10: 8,103,567 km (0.111 R)
• M11: 9,024,791 km (0.1 R)
• M12: 10,388,076 km (0.025 R)
• M13: 11,430,325 km (0.078 R)
• M14: 12,116,231 km (0.091 R)
• M15: 12,540,939 km (0.103 R)
• M16: 13,570,621 km (0.033 R)
• M17: 16,592,349 km (0.101 R)
• M18: 18,819,113 km (0.051 R)
• M19: 19,453,558 km (0.076 R)
• M20: 20,168,037 km (0.081 R)
• M21: 21,034,807 km (0.082 R)
• M22: 23,130,075 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.4

Radius: 8.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.82 AU - 4.18 AU

Year: 5522 Days

Day: 10 Hours

Environment

Temp: -221 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 78,104,115 km

• M1: 136,433 km (0.085 R)
• M2: 926,609 km (0.046 R)
• M3: 1,399,638 km (0.107 R)
• M4: 5,588,677 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.1

Radius: 3

Gravity: 34.46 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.69 AU - 5.79 AU

Year: 9492 Days

Day: 18.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,104,115 km

• M1: 37,250 km (0.114 R)
• M2: 132,693 km (0.116 R)
• M3: 690,693 km (0.109 R)
• M4: 800,199 km (0.107 R)
• M5: 996,172 km (0.088 R)
• M6: 1,200,972 km (0.057 R)
• M7: 1,432,998 km (0.068 R)
• M8: 1,612,665 km (0.114 R)
• M9: 1,895,106 km (0.091 R)
• M10: 2,630,828 km (0.03 R)
• M11: 3,382,408 km (0.065 R)
• M12: 3,724,239 km (0.118 R)
• M13: 4,423,160 km (0.111 R)
• M14: 4,944,509 km (0.112 R)
• M15: 5,629,069 km (0.116 R)
• M16: 5,881,291 km (0.079 R)
• M17: 6,613,722 km (0.12 R)
• M18: 8,217,261 km (0.092 R)
• M19: 8,707,045 km (0.07 R)
• M20: 8,832,557 km (0.058 R)
• M21: 9,129,958 km (0.075 R)
• M22: 9,259,360 km (0.118 R)
• M23: 9,744,656 km (0.102 R)
• M24: 10,246,706 km (0.108 R)
• M25: 13,569,873 km (0.06 R)
• M26: 16,312,601 km (0.069 R)
• M27: 17,813,067 km (0.101 R)
• M28: 19,261,175 km (0.106 R)
• M29: 20,785,727 km (0.086 R)
• M30: 23,341,157 km (0.12 R)
• M31: 23,664,438 km (0.115 R)
• M32: 24,735,709 km (0.069 R)
• M33: 25,325,723 km (0.071 R)
• M34: 26,797,616 km (0.119 R)
• M35: 30,100,887 km (0.065 R)
• M36: 35,442,279 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.5

Radius: 4.9

Gravity: 20.64 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.17 AU - 8.53 AU

Year: 12375 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,104,115 km

• M1: 76,445 km (0.067 R)
• M2: 331,060 km (0.084 R)
• M3: 695,630 km (0.12 R)
• M4: 941,719 km (0.104 R)
• M5: 1,195,586 km (0.078 R)
• M6: 2,007,903 km (0.091 R)
• M7: 3,113,730 km (0.062 R)
• M8: 3,836,737 km (0.095 R)
• M9: 4,194,874 km (0.119 R)
• M10: 4,367,510 km (0.096 R)
• M11: 4,574,852 km (0.115 R)
• M12: 8,483,546 km (0.073 R)
• M13: 8,806,827 km (0.113 R)
• M14: 10,028,892 km (0.095 R)
• M15: 11,923,848 km (0.094 R)
• M16: 13,727,400 km (0.093 R)
• M17: 13,980,968 km (0.042 R)
• M18: 26,288,684 km (0.108 R)
• M19: 30,481,763 km (0.115 R)
• M20: 37,389,295 km (0.109 R)
• M21: 38,885,573 km (0.092 R)
• M22: 44,991,410 km (0.086 R)
• M23: 46,114,591 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.7

Radius: 4.2

Gravity: 53.27 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.81 AU - 7.89 AU

Year: 13754 Days

Day: 15.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 78,104,115 km

• M1: 53,107 km (0.091 R)
• M2: 229,034 km (0.073 R)
• M3: 1,105,528 km (0.112 R)
• M4: 1,435,990 km (0.099 R)
• M5: 2,032,137 km (0.085 R)
• M6: 2,168,870 km (0.09 R)
• M7: 2,332,530 km (0.108 R)
• M8: 2,685,132 km (0.09 R)
• M9: 3,097,574 km (0.054 R)
• M10: 3,721,097 km (0.1 R)
• M11: 4,108,706 km (0.05 R)
• M12: 4,722,655 km (0.087 R)
• M13: 4,998,663 km (0.097 R)
• M14: 5,620,841 km (0.088 R)
• M15: 6,010,094 km (0.09 R)
• M16: 6,170,763 km (0.084 R)
• M17: 7,795,695 km (0.118 R)
• M18: 8,035,201 km (0.08 R)
• M19: 9,042,443 km (0.046 R)
• M20: 9,630,961 km (0.07 R)
• M21: 11,183,039 km (0.118 R)
• M22: 14,555,274 km (0.12 R)
• M23: 14,991,801 km (0.078 R)
• M24: 15,213,355 km (0.061 R)
• M25: 16,667,297 km (0.093 R)
• M26: 16,905,008 km (0.042 R)
• M27: 18,211,297 km (0.115 R)
• M28: 19,848,047 km (0.105 R)
• M29: 22,243,259 km (0.066 R)
• M30: 23,411,020 km (0.092 R)
• M31: 24,414,821 km (0.115 R)
• M32: 24,721,497 km (0.095 R)
• M33: 25,030,716 km (0.086 R)
• M34: 30,453,339 km (0.091 R)
• M35: 33,373,789 km (0.114 R)
• M36: 34,004,793 km (0.119 R)
• M37: 44,905,840 km (0.119 R)
• M38: 48,194,300 km (0.111 R)
• M39: 51,639,539 km (0.064 R)
• M40: 51,807,538 km (0.049 R)
• M41: 55,950,651 km (0.117 R)
• M42: 58,284,527 km (0.091 R)
• M43: 65,871,084 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.7

Radius: 7

Gravity: 17.65 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.14 AU - 10.78 AU

Year: 18513 Days

Day: 17 Hours

Environment

Temp: -224 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,104,115 km

• M1: 87,066 km (0.11 R)
• M2: 565,181 km (0.111 R)
• M3: 851,661 km (0.08 R)
• M4: 1,588,729 km (0.08 R)
• M5: 1,874,162 km (0.081 R)
• M6: 2,278,974 km (0.115 R)
• M7: 3,046,411 km (0.069 R)
• M8: 4,300,789 km (0.072 R)
• M9: 5,867,228 km (0.084 R)
• M10: 7,387,592 km (0.111 R)
• M11: 8,554,305 km (0.076 R)
• M12: 9,722,665 km (0.109 R)
• M13: 11,440,946 km (0.102 R)
• M14: 12,303,826 km (0.049 R)
• M15: 12,855,843 km (0.087 R)
• M16: 13,209,193 km (0.07 R)
• M17: 15,152,170 km (0.097 R)
• M18: 15,786,465 km (0.091 R)
• M19: 16,520,990 km (0.047 R)
• M20: 17,192,834 km (0.114 R)
• M21: 18,680,735 km (0.083 R)
• M22: 19,042,911 km (0.073 R)
• M23: 24,402,255 km (0.118 R)
• M24: 28,128,439 km (0.07 R)
• M25: 28,365,701 km (0.103 R)
• M26: 30,938,635 km (0.101 R)
• M27: 31,701,434 km (0.098 R)
• M28: 38,992,386 km (0.112 R)
• M29: 42,945,958 km (0.12 R)
• M30: 51,638,941 km (0.114 R)
• M31: 59,072,459 km (0.098 R)
• M32: 60,049,034 km (0.077 R)
• M33: 61,235,046 km (0.08 R)
• M34: 62,235,257 km (0.055 R)
• M35: 66,976,911 km (0.116 R)
• M36: 76,477,124 km (0.12 R)
• M37: 77,404,033 km (0.119 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: 280 - 14,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit