🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.3

Radius: 13.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.2 AU - 1.7 AU

Year: 1164 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,472,245 km

• M1: 169,794 km (0.116 R)
• M2: 766,539 km (0.118 R)
• M3: 1,613,413 km (0.098 R)
• M4: 2,163,036 km (0.115 R)
• M5: 3,164,743 km (0.049 R)
• M6: 3,960,155 km (0.111 R)
• M7: 4,389,351 km (0.108 R)
• M8: 5,211,691 km (0.09 R)
• M9: 6,624,343 km (0.118 R)
• M10: 7,853,589 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 13.3

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.28 AU - 2.1 AU

Year: 1465 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,472,245 km

• M1: 165,455 km (0.115 R)
• M2: 599,139 km (0.116 R)
• M3: 1,464,862 km (0.078 R)
• M4: 1,950,307 km (0.117 R)
• M5: 2,418,250 km (0.043 R)
• M6: 3,210,370 km (0.071 R)
• M7: 4,315,450 km (0.038 R)
• M8: 5,038,307 km (0.05 R)
• M9: 6,381,097 km (0.059 R)
• M10: 7,136,267 km (0.108 R)
• M11: 7,727,179 km (0.117 R)
• M12: 8,526,630 km (0.116 R)
• M13: 10,526,903 km (0.111 R)
• M14: 12,901,320 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 13.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.87 AU - 3.03 AU

Year: 2557 Days

Day: 13 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,472,245 km

• M1: 164,258 km (0.067 R)
• M2: 613,052 km (0.081 R)
• M3: 1,163,273 km (0.109 R)
• M4: 1,917,097 km (0.042 R)
• M5: 2,843,407 km (0.089 R)
• M6: 3,596,632 km (0.094 R)
• M7: 4,087,163 km (0.094 R)
• M8: 5,249,090 km (0.079 R)
• M9: 6,753,446 km (0.092 R)
• M10: 12,609,156 km (0.12 R)
• M11: 16,476,859 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.6

Radius: 14.9

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.56 AU - 2.62 AU

Year: 2780 Days

Day: 11.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,472,245 km

• M1: 185,352 km (0.104 R)
• M2: 736,470 km (0.102 R)
• M3: 1,255,276 km (0.03 R)
• M4: 1,730,997 km (0.066 R)
• M5: 2,261,471 km (0.101 R)
• M6: 3,100,865 km (0.053 R)
• M7: 4,266,980 km (0.05 R)
• M8: 4,892,748 km (0.074 R)
• M9: 5,502,958 km (0.051 R)
• M10: 6,218,634 km (0.085 R)
• M11: 7,299,927 km (0.104 R)
• M12: 8,000,345 km (0.118 R)
• M13: 10,334,969 km (0.073 R)
• M14: 11,013,994 km (0.109 R)
• M15: 12,110,097 km (0.101 R)
• M16: 12,640,122 km (0.086 R)
• M17: 14,568,738 km (0.116 R)
• M18: 17,961,319 km (0.092 R)
• M19: 19,539,277 km (0.106 R)
• M20: 20,766,428 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.1

Radius: 11.6

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.6 AU - 2.7 AU

Year: 2877 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,472,245 km

• M1: 144,362 km (0.106 R)
• M2: 583,432 km (0.112 R)
• M3: 1,137,393 km (0.108 R)
• M4: 2,391,771 km (0.104 R)
• M5: 3,179,703 km (0.084 R)
• M6: 4,065,023 km (0.055 R)
• M7: 6,297,771 km (0.117 R)
• M8: 6,741,179 km (0.105 R)
• M9: 7,280,330 km (0.118 R)
• M10: 8,755,365 km (0.12 R)
• M11: 9,518,165 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.7

Radius: 12.4

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.07 AU - 4.41 AU

Year: 4823 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,472,245 km

• M1: 155,582 km (0.088 R)
• M2: 604,824 km (0.093 R)
• M3: 1,094,308 km (0.068 R)
• M4: 2,010,895 km (0.116 R)
• M5: 2,985,226 km (0.056 R)
• M6: 3,527,967 km (0.09 R)
• M7: 4,993,727 km (0.117 R)
• M8: 5,647,918 km (0.072 R)
• M9: 8,249,126 km (0.099 R)
• M10: 8,775,261 km (0.063 R)
• M11: 11,017,883 km (0.079 R)
• M12: 12,759,801 km (0.11 R)
• M13: 14,195,342 km (0.104 R)
• M14: 15,565,509 km (0.102 R)
• M15: 17,022,143 km (0.12 R)
• M16: 17,938,729 km (0.094 R)
• M17: 18,631,517 km (0.101 R)
• M18: 20,003,778 km (0.092 R)
• M19: 22,222,764 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.2

Radius: 7.8

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.04 AU - 9.02 AU

Year: 15174 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,472,245 km

• M1: 99,183 km (0.117 R)
• M2: 358,287 km (0.105 R)
• M3: 639,980 km (0.099 R)
• M4: 1,074,113 km (0.106 R)
• M5: 1,479,074 km (0.096 R)
• M6: 1,775,428 km (0.07 R)
• M7: 2,510,551 km (0.112 R)
• M8: 3,958,509 km (0.119 R)
• M9: 4,535,209 km (0.097 R)
• M10: 6,401,293 km (0.096 R)
• M11: 7,548,709 km (0.075 R)
• M12: 10,026,199 km (0.036 R)
• M13: 10,864,097 km (0.077 R)
• M14: 11,270,704 km (0.057 R)
• M15: 11,808,358 km (0.111 R)
• M16: 14,898,153 km (0.052 R)
• M17: 18,324,991 km (0.053 R)
• M18: 18,735,488 km (0.074 R)
• M19: 20,003,928 km (0.116 R)
• M20: 22,151,106 km (0.089 R)
• M21: 22,617,104 km (0.101 R)
• M22: 29,957,722 km (0.066 R)
• M23: 36,371,282 km (0.036 R)
• M24: 37,150,387 km (0.108 R)
• M25: 39,011,684 km (0.111 R)
• M26: 40,240,481 km (0.082 R)
• M27: 46,015,108 km (0.041 R)
• M28: 50,370,650 km (0.093 R)
• M29: 51,014,519 km (0.115 R)
• M30: 58,995,865 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.9

Radius: 3

Gravity: 63.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.65 AU - 9.79 AU

Year: 17171 Days

Day: 23.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,472,245 km

• M1: 39,793 km (0.062 R)
• M2: 189,241 km (0.046 R)
• M3: 366,066 km (0.067 R)
• M4: 473,477 km (0.098 R)
• M5: 679,474 km (0.112 R)
• M6: 1,096,104 km (0.062 R)
• M7: 2,444,579 km (0.031 R)
• M8: 3,417,264 km (0.077 R)
• M9: 3,554,595 km (0.079 R)
• M10: 3,781,984 km (0.117 R)
• M11: 4,049,465 km (0.043 R)
• M12: 4,234,517 km (0.109 R)
• M13: 5,246,098 km (0.112 R)
• M14: 5,885,629 km (0.08 R)
• M15: 7,317,281 km (0.093 R)
• M16: 7,453,714 km (0.072 R)
• M17: 7,591,942 km (0.082 R)
• M18: 8,457,366 km (0.093 R)
• M19: 9,332,962 km (0.063 R)
• M20: 9,547,486 km (0.107 R)
• M21: 9,655,944 km (0.043 R)
• M22: 14,273,731 km (0.119 R)
• M23: 19,995,850 km (0.081 R)
• M24: 21,354,198 km (0.084 R)
• M25: 23,161,341 km (0.079 R)
• M26: 23,852,034 km (0.025 R)
• M27: 24,353,785 km (0.082 R)
• M28: 26,537,914 km (0.092 R)
• M29: 33,992,675 km (0.107 R)
• M30: 36,979,546 km (0.064 R)
• M31: 37,381,516 km (0.033 R)
• M32: 38,330,864 km (0.035 R)
• M33: 39,995,589 km (0.094 R)
• M34: 41,563,375 km (0.045 R)
• M35: 46,046,374 km (0.074 R)
• M36: 48,563,957 km (0.111 R)
• M37: 55,957,233 km (0.063 R)
• M38: 61,219,189 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.1

Radius: 7.3

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.03 AU - 11.25 AU

Year: 18427 Days

Day: 17.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 51,472,245 km

• M1: 91,255 km (0.088 R)
• M2: 438,471 km (0.119 R)
• M3: 897,438 km (0.098 R)
• M4: 1,359,994 km (0.104 R)
• M5: 2,103,047 km (0.061 R)
• M6: 3,191,820 km (0.086 R)
• M7: 3,453,766 km (0.059 R)
• M8: 4,648,754 km (0.099 R)
• M9: 6,137,402 km (0.116 R)
• M10: 7,276,440 km (0.11 R)
• M11: 9,318,601 km (0.073 R)
• M12: 11,170,323 km (0.079 R)
• M13: 14,423,628 km (0.108 R)
• M14: 18,011,135 km (0.118 R)
• M15: 19,356,618 km (0.066 R)
• M16: 22,531,384 km (0.085 R)
• M17: 23,011,593 km (0.093 R)
• M18: 26,886,627 km (0.119 R)
• M19: 28,640,812 km (0.049 R)
• M20: 32,741,439 km (0.11 R)
• M21: 34,359,041 km (0.071 R)
• M22: 40,229,560 km (0.065 R)
• M23: 42,958,824 km (0.046 R)
• M24: 47,046,137 km (0.112 R)
• M25: 47,515,575 km (0.098 R)
• M26: 49,910,338 km (0.034 R)
• M27: 56,687,570 km (0.042 R)
• M28: 58,834,299 km (0.096 R)
• M29: 62,343,267 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.8

Radius: 7.8

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 10.08 AU - 11.18 AU

Year: 23112 Days

Day: 23.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,472,245 km

• M1: 146,905 km (0.119 R)
• M2: 391,647 km (0.033 R)
• M3: 798,404 km (0.108 R)
• M4: 1,085,931 km (0.056 R)
• M5: 1,583,493 km (0.106 R)
• M6: 2,337,766 km (0.103 R)
• M7: 3,903,308 km (0.108 R)
• M8: 4,778,605 km (0.118 R)
• M9: 5,885,928 km (0.062 R)
• M10: 8,141,864 km (0.081 R)
• M11: 12,105,759 km (0.028 R)
• M12: 12,460,007 km (0.107 R)
• M13: 14,205,963 km (0.117 R)
• M14: 15,342,159 km (0.045 R)
• M15: 19,513,397 km (0.113 R)
• M16: 20,496,404 km (0.106 R)
• M17: 20,915,428 km (0.076 R)
• M18: 21,511,875 km (0.106 R)
• M19: 23,918,904 km (0.112 R)
• M20: 25,139,473 km (0.09 R)
• M21: 26,797,616 km (0.072 R)
• M22: 30,114,351 km (0.111 R)
• M23: 33,694,976 km (0.12 R)
• M24: 35,107,778 km (0.108 R)
• M25: 37,176,268 km (0.102 R)
• M26: 42,226,093 km (0.109 R)
• M27: 43,867,182 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 13,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit