🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 14.1

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.27 AU - 1.53 AU

Year: 1070 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,486,047 km

• M1: 175,478 km (0.095 R)
• M2: 643,720 km (0.116 R)
• M3: 1,683,425 km (0.09 R)
• M4: 2,209,860 km (0.055 R)
• M5: 2,939,299 km (0.094 R)
• M6: 3,406,044 km (0.04 R)
• M7: 4,278,649 km (0.12 R)
• M8: 5,195,085 km (0.108 R)
• M9: 6,014,882 km (0.058 R)
• M10: 6,655,609 km (0.096 R)
• M11: 7,290,951 km (0.063 R)
• M12: 7,833,393 km (0.103 R)
• M13: 8,347,412 km (0.104 R)
• M14: 9,058,001 km (0.053 R)
• M15: 9,747,199 km (0.115 R)
• M16: 10,535,729 km (0.076 R)
• M17: 11,641,258 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.1

Radius: 13.2

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.52 AU - 5.22 AU

Year: 6939 Days

Day: 12.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,486,047 km

• M1: 164,258 km (0.099 R)
• M2: 772,972 km (0.058 R)
• M3: 1,257,370 km (0.082 R)
• M4: 2,860,760 km (0.039 R)
• M5: 3,303,420 km (0.108 R)
• M6: 3,792,156 km (0.092 R)
• M7: 5,430,852 km (0.118 R)
• M8: 6,218,035 km (0.117 R)
• M9: 7,079,869 km (0.093 R)
• M10: 10,487,409 km (0.089 R)
• M11: 11,655,918 km (0.097 R)
• M12: 12,853,299 km (0.106 R)
• M13: 14,311,579 km (0.083 R)
• M14: 15,112,078 km (0.108 R)
• M15: 21,102,126 km (0.041 R)
• M16: 23,210,708 km (0.093 R)
• M17: 25,994,276 km (0.04 R)
• M18: 33,270,566 km (0.05 R)
• M19: 34,022,146 km (0.089 R)
• M20: 34,456,728 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.4

Radius: 11.6

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.79 AU - 6.95 AU

Year: 9183 Days

Day: 6.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,486,047 km

• M1: 144,212 km (0.055 R)
• M2: 701,614 km (0.061 R)
• M3: 2,187,270 km (0.07 R)
• M4: 2,557,974 km (0.079 R)
• M5: 4,120,973 km (0.038 R)
• M6: 4,515,462 km (0.07 R)
• M7: 4,997,466 km (0.118 R)
• M8: 5,614,258 km (0.064 R)
• M9: 6,805,806 km (0.087 R)
• M10: 7,986,133 km (0.102 R)
• M11: 12,002,686 km (0.102 R)
• M12: 12,871,550 km (0.043 R)
• M13: 13,781,704 km (0.113 R)
• M14: 14,864,493 km (0.037 R)
• M15: 16,418,815 km (0.06 R)
• M16: 17,271,373 km (0.084 R)
• M17: 18,078,753 km (0.064 R)
• M18: 20,815,347 km (0.058 R)
• M19: 22,497,425 km (0.107 R)
• M20: 24,268,365 km (0.091 R)
• M21: 24,817,240 km (0.097 R)
• M22: 27,786,608 km (0.114 R)
• M23: 28,186,184 km (0.106 R)
• M24: 30,032,221 km (0.1 R)
• M25: 30,878,197 km (0.091 R)
• M26: 34,766,545 km (0.086 R)
• M27: 37,492,368 km (0.077 R)
• M28: 38,720,866 km (0.079 R)
• M29: 43,500,069 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.4

Radius: 7.3

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.06 AU - 7.84 AU

Year: 10577 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,486,047 km

• M1: 90,806 km (0.105 R)
• M2: 398,379 km (0.118 R)
• M3: 717,023 km (0.098 R)
• M4: 1,123,630 km (0.112 R)
• M5: 2,125,337 km (0.062 R)
• M6: 2,990,312 km (0.064 R)
• M7: 3,286,216 km (0.091 R)
• M8: 3,526,919 km (0.11 R)
• M9: 4,435,427 km (0.112 R)
• M10: 5,359,194 km (0.111 R)
• M11: 6,517,082 km (0.079 R)
• M12: 7,458,052 km (0.118 R)
• M13: 7,791,057 km (0.117 R)
• M14: 8,264,983 km (0.069 R)
• M15: 10,613,071 km (0.11 R)
• M16: 13,740,265 km (0.062 R)
• M17: 19,001,622 km (0.071 R)
• M18: 21,071,608 km (0.092 R)
• M19: 24,542,578 km (0.099 R)
• M20: 25,001,694 km (0.088 R)
• M21: 25,372,996 km (0.082 R)
• M22: 25,842,284 km (0.116 R)
• M23: 29,600,482 km (0.081 R)
• M24: 30,016,065 km (0.095 R)
• M25: 30,541,004 km (0.085 R)
• M26: 31,179,188 km (0.079 R)
• M27: 31,717,591 km (0.104 R)
• M28: 35,779,173 km (0.093 R)
• M29: 37,086,210 km (0.1 R)
• M30: 42,369,857 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.1

Radius: 6.9

Gravity: 16.2 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.15 AU - 8.39 AU

Year: 15356 Days

Day: 22.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,486,047 km

• M1: 85,869 km (0.088 R)
• M2: 388,954 km (0.046 R)
• M3: 820,844 km (0.04 R)
• M4: 1,291,628 km (0.095 R)
• M5: 1,911,412 km (0.088 R)
• M6: 2,137,903 km (0.078 R)
• M7: 2,555,431 km (0.091 R)
• M8: 2,807,653 km (0.112 R)
• M9: 3,308,955 km (0.092 R)
• M10: 3,780,488 km (0.089 R)
• M11: 4,017,600 km (0.037 R)
• M12: 4,264,587 km (0.095 R)
• M13: 5,655,248 km (0.11 R)
• M14: 7,055,634 km (0.053 R)
• M15: 7,600,769 km (0.102 R)
• M16: 7,979,700 km (0.055 R)
• M17: 8,420,864 km (0.1 R)
• M18: 9,086,724 km (0.098 R)
• M19: 9,677,037 km (0.084 R)
• M20: 10,065,842 km (0.069 R)
• M21: 10,349,779 km (0.092 R)
• M22: 11,113,476 km (0.107 R)
• M23: 12,104,113 km (0.074 R)
• M24: 13,977,378 km (0.11 R)
• M25: 15,428,477 km (0.056 R)
• M26: 15,882,656 km (0.065 R)
• M27: 16,113,037 km (0.107 R)
• M28: 19,842,961 km (0.038 R)
• M29: 21,204,002 km (0.102 R)
• M30: 22,723,169 km (0.027 R)
• M31: 28,952,873 km (0.115 R)
• M32: 37,168,937 km (0.099 R)
• M33: 43,732,544 km (0.111 R)
• M34: 44,947,727 km (0.115 R)
• M35: 53,572,194 km (0.103 R)
• M36: 56,555,924 km (0.08 R)

Asteroid Belt

Center: 8.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.8

Radius: 3.6

Gravity: 56.85 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.27 AU - 11.83 AU

Year: 19055 Days

Day: 17 Hours

Environment

Temp: -238 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,486,047 km

• M1: 44,730 km (0.101 R)
• M2: 162,463 km (0.085 R)
• M3: 320,289 km (0.093 R)
• M4: 723,605 km (0.073 R)
• M5: 892,650 km (0.081 R)
• M6: 1,048,980 km (0.115 R)
• M7: 1,865,785 km (0.11 R)
• M8: 2,805,558 km (0.077 R)
• M9: 3,062,568 km (0.056 R)
• M10: 3,535,297 km (0.105 R)
• M11: 3,743,537 km (0.066 R)
• M12: 4,800,895 km (0.076 R)
• M13: 5,019,308 km (0.038 R)
• M14: 5,282,450 km (0.115 R)
• M15: 5,594,212 km (0.116 R)
• M16: 5,918,241 km (0.114 R)
• M17: 6,254,537 km (0.075 R)
• M18: 8,028,319 km (0.039 R)
• M19: 13,796,514 km (0.109 R)
• M20: 15,617,719 km (0.099 R)
• M21: 15,936,063 km (0.114 R)
• M22: 18,111,665 km (0.07 R)
• M23: 19,361,405 km (0.111 R)
• M24: 31,744,369 km (0.099 R)
• M25: 33,292,557 km (0.105 R)
• M26: 35,297,618 km (0.105 R)
• M27: 35,434,051 km (0.101 R)
• M28: 36,958,453 km (0.112 R)
• M29: 37,381,666 km (0.115 R)
• M30: 40,584,556 km (0.092 R)
• M31: 44,123,443 km (0.081 R)
• M32: 44,440,441 km (0.079 R)
• M33: 49,894,630 km (0.114 R)
• M34: 55,408,957 km (0.09 R)
• M35: 56,895,062 km (0.091 R)
• M36: 61,118,808 km (0.077 R)
• M37: 68,473,040 km (0.039 R)
• M38: 70,399,412 km (0.057 R)
• M39: 75,034,253 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 13,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit