🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.4

Radius: 14.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.07 AU - 1.67 AU

Year: 1127 Days

Day: 6.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 86.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,588,166 km

• M1: 175,329 km (0.112 R)
• M2: 627,413 km (0.104 R)
• M3: 1,109,418 km (0.114 R)
• M4: 2,221,229 km (0.065 R)
• M5: 4,280,743 km (0.096 R)
• M6: 4,849,514 km (0.058 R)
• M7: 7,176,808 km (0.088 R)
• M8: 7,750,217 km (0.095 R)
• M9: 8,516,906 km (0.106 R)
• M10: 9,217,922 km (0.053 R)
• M11: 10,450,758 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 11.8

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.18 AU - 2.86 AU

Year: 2812 Days

Day: 6.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,588,166 km

• M1: 146,756 km (0.039 R)
• M2: 652,995 km (0.043 R)
• M3: 1,180,327 km (0.099 R)
• M4: 1,754,933 km (0.078 R)
• M5: 2,742,877 km (0.084 R)
• M6: 3,215,905 km (0.099 R)
• M7: 3,945,045 km (0.073 R)
• M8: 4,711,435 km (0.047 R)
• M9: 5,167,559 km (0.063 R)
• M10: 5,839,553 km (0.075 R)
• M11: 6,686,576 km (0.12 R)
• M12: 7,078,223 km (0.113 R)
• M13: 8,175,823 km (0.103 R)
• M14: 8,801,292 km (0.098 R)
• M15: 9,495,725 km (0.088 R)
• M16: 10,585,396 km (0.08 R)
• M17: 11,328,748 km (0.047 R)
• M18: 12,463,597 km (0.098 R)
• M19: 13,245,695 km (0.085 R)
• M20: 14,958,590 km (0.073 R)
• M21: 15,526,314 km (0.082 R)
• M22: 16,323,372 km (0.048 R)
• M23: 16,925,204 km (0.104 R)
• M24: 17,826,830 km (0.114 R)
• M25: 18,465,164 km (0.097 R)
• M26: 20,915,428 km (0.109 R)
• M27: 21,625,569 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.2

Radius: 13.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.58 AU - 2.8 AU

Year: 3101 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,588,166 km

• M1: 170,542 km (0.074 R)
• M2: 613,650 km (0.065 R)
• M3: 1,101,639 km (0.073 R)
• M4: 2,603,003 km (0.048 R)
• M5: 3,092,188 km (0.101 R)
• M6: 7,471,516 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.1

Radius: 14.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.48 AU - 4 AU

Year: 4099 Days

Day: 9.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,588,166 km

• M1: 177,273 km (0.063 R)
• M2: 698,323 km (0.076 R)
• M3: 1,227,600 km (0.112 R)
• M4: 1,677,441 km (0.096 R)
• M5: 2,284,060 km (0.058 R)
• M6: 2,928,528 km (0.037 R)
• M7: 3,734,112 km (0.07 R)
• M8: 4,562,436 km (0.047 R)
• M9: 5,703,868 km (0.087 R)
• M10: 7,355,428 km (0.096 R)
• M11: 8,696,124 km (0.092 R)
• M12: 10,658,250 km (0.082 R)
• M13: 13,849,621 km (0.112 R)
• M14: 15,223,079 km (0.089 R)
• M15: 16,627,504 km (0.074 R)
• M16: 17,690,995 km (0.086 R)
• M17: 18,239,571 km (0.109 R)
• M18: 18,925,477 km (0.082 R)
• M19: 22,332,718 km (0.086 R)
• M20: 23,118,107 km (0.066 R)
• M21: 24,442,646 km (0.097 R)
• M22: 25,430,441 km (0.084 R)
• M23: 25,973,182 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.7

Radius: 11.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3 AU - 3.62 AU

Year: 4233 Days

Day: 12.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,588,166 km

• M1: 145,559 km (0.107 R)
• M2: 745,147 km (0.096 R)
• M3: 1,319,154 km (0.114 R)
• M4: 1,882,240 km (0.114 R)
• M5: 2,686,329 km (0.069 R)
• M6: 3,642,559 km (0.078 R)
• M7: 4,038,095 km (0.076 R)
• M8: 5,021,402 km (0.118 R)
• M9: 5,947,563 km (0.107 R)
• M10: 7,017,187 km (0.113 R)
• M11: 8,285,029 km (0.098 R)
• M12: 9,331,915 km (0.038 R)
• M13: 11,687,633 km (0.025 R)
• M14: 13,566,732 km (0.049 R)
• M15: 14,092,867 km (0.072 R)
• M16: 15,411,722 km (0.061 R)
• M17: 15,811,448 km (0.108 R)
• M18: 17,480,062 km (0.111 R)
• M19: 19,263,119 km (0.056 R)
• M20: 19,928,381 km (0.091 R)
• M21: 20,471,571 km (0.103 R)
• M22: 21,024,634 km (0.101 R)
• M23: 23,337,268 km (0.053 R)
• M24: 23,713,357 km (0.082 R)
• M25: 24,944,099 km (0.037 R)
• M26: 25,337,242 km (0.064 R)
• M27: 26,136,094 km (0.041 R)
• M28: 27,616,216 km (0.092 R)
• M29: 28,121,857 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.7

Radius: 5.6

Gravity: 22.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.45 AU - 6.63 AU

Year: 10434 Days

Day: 24.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,588,166 km

• M1: 69,713 km (0.065 R)
• M2: 483,052 km (0.046 R)
• M3: 736,022 km (0.088 R)
• M4: 1,225,955 km (0.116 R)
• M5: 1,458,280 km (0.052 R)
• M6: 1,689,259 km (0.11 R)
• M7: 2,170,665 km (0.09 R)
• M8: 3,001,532 km (0.118 R)
• M9: 3,352,937 km (0.095 R)
• M10: 3,576,735 km (0.113 R)
• M11: 3,971,973 km (0.119 R)
• M12: 4,573,506 km (0.049 R)
• M13: 5,848,978 km (0.079 R)
• M14: 6,028,046 km (0.094 R)
• M15: 6,664,585 km (0.091 R)
• M16: 8,656,780 km (0.104 R)
• M17: 9,079,095 km (0.102 R)
• M18: 12,487,233 km (0.102 R)
• M19: 14,279,266 km (0.062 R)
• M20: 15,817,132 km (0.05 R)
• M21: 22,284,099 km (0.109 R)
• M22: 22,458,530 km (0.113 R)
• M23: 23,978,444 km (0.087 R)
• M24: 24,903,857 km (0.103 R)
• M25: 26,629,169 km (0.115 R)
• M26: 27,023,210 km (0.099 R)
• M27: 27,621,302 km (0.112 R)
• M28: 32,169,526 km (0.094 R)
• M29: 32,392,427 km (0.079 R)
• M30: 37,070,053 km (0.104 R)
• M31: 41,252,660 km (0.066 R)
• M32: 41,647,748 km (0.083 R)
• M33: 43,934,800 km (0.053 R)
• M34: 47,016,816 km (0.057 R)
• M35: 49,051,496 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.6

Radius: 7.9

Gravity: 15.63 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.17 AU - 6.25 AU

Year: 10878 Days

Day: 21.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,588,166 km

• M1: 100,530 km (0.099 R)
• M2: 382,971 km (0.045 R)
• M3: 648,507 km (0.071 R)
• M4: 895,343 km (0.097 R)
• M5: 1,244,205 km (0.07 R)
• M6: 1,713,943 km (0.075 R)
• M7: 2,182,035 km (0.073 R)
• M8: 2,603,003 km (0.082 R)
• M9: 3,125,249 km (0.086 R)
• M10: 4,817,799 km (0.114 R)
• M11: 5,321,944 km (0.044 R)
• M12: 6,514,538 km (0.117 R)
• M13: 8,012,911 km (0.106 R)
• M14: 9,366,921 km (0.11 R)
• M15: 10,044,899 km (0.112 R)
• M16: 10,423,232 km (0.114 R)
• M17: 11,972,467 km (0.06 R)
• M18: 12,583,425 km (0.09 R)
• M19: 14,269,094 km (0.118 R)
• M20: 15,736,350 km (0.034 R)
• M21: 17,924,218 km (0.061 R)
• M22: 20,651,537 km (0.104 R)
• M23: 23,549,248 km (0.055 R)
• M24: 31,494,989 km (0.081 R)
• M25: 36,065,204 km (0.1 R)
• M26: 39,035,919 km (0.085 R)
• M27: 43,009,089 km (0.113 R)
• M28: 45,606,108 km (0.099 R)
• M29: 48,305,900 km (0.115 R)
• M30: 48,765,914 km (0.104 R)
• M31: 50,635,588 km (0.101 R)
• M32: 55,854,011 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.1

Radius: 6.2

Gravity: 17.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.08 AU - 9.52 AU

Year: 15313 Days

Day: 22.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,588,166 km

• M1: 77,043 km (0.116 R)
• M2: 270,024 km (0.11 R)
• M3: 714,928 km (0.083 R)
• M4: 952,041 km (0.052 R)
• M5: 1,422,377 km (0.074 R)
• M6: 1,620,743 km (0.077 R)
• M7: 1,980,975 km (0.083 R)
• M8: 2,269,998 km (0.078 R)
• M9: 2,478,089 km (0.113 R)
• M10: 4,158,372 km (0.056 R)
• M11: 5,432,048 km (0.025 R)
• M12: 5,844,789 km (0.059 R)
• M13: 6,359,256 km (0.084 R)
• M14: 6,946,577 km (0.081 R)
• M15: 7,208,972 km (0.106 R)
• M16: 7,569,353 km (0.117 R)
• M17: 10,323,151 km (0.097 R)
• M18: 10,780,920 km (0.077 R)
• M19: 11,252,303 km (0.047 R)
• M20: 11,553,743 km (0.064 R)
• M21: 12,172,779 km (0.064 R)
• M22: 14,232,741 km (0.113 R)
• M23: 20,066,759 km (0.051 R)
• M24: 20,869,801 km (0.063 R)
• M25: 22,539,911 km (0.093 R)
• M26: 26,248,891 km (0.099 R)
• M27: 30,694,790 km (0.098 R)
• M28: 33,095,238 km (0.079 R)
• M29: 35,103,290 km (0.052 R)
• M30: 36,137,310 km (0.107 R)
• M31: 37,591,851 km (0.112 R)
• M32: 42,189,143 km (0.093 R)
• M33: 44,247,909 km (0.083 R)
• M34: 49,363,557 km (0.092 R)
• M35: 50,824,231 km (0.057 R)
• M36: 52,984,574 km (0.094 R)
• M37: 57,309,747 km (0.07 R)
• M38: 60,565,596 km (0.059 R)
• M39: 61,491,457 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.8

Radius: 7.6

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.95 AU - 8.73 AU

Year: 15431 Days

Day: 18 Hours

Environment

Temp: -238 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,588,166 km

• M1: 100,081 km (0.11 R)
• M2: 367,263 km (0.12 R)
• M3: 747,391 km (0.101 R)
• M4: 1,044,792 km (0.114 R)
• M5: 1,466,658 km (0.074 R)
• M6: 2,016,878 km (0.081 R)
• M7: 4,882,276 km (0.108 R)
• M8: 5,544,247 km (0.113 R)
• M9: 6,433,008 km (0.12 R)
• M10: 7,320,273 km (0.04 R)
• M11: 9,723,263 km (0.043 R)
• M12: 12,876,487 km (0.117 R)
• M13: 14,646,230 km (0.077 R)
• M14: 15,938,307 km (0.084 R)
• M15: 22,851,972 km (0.072 R)
• M16: 26,187,406 km (0.112 R)
• M17: 30,432,844 km (0.081 R)
• M18: 35,514,684 km (0.085 R)
• M19: 40,401,897 km (0.086 R)
• M20: 41,727,334 km (0.056 R)
• M21: 48,957,549 km (0.097 R)
• M22: 50,463,401 km (0.064 R)
• M23: 52,345,641 km (0.098 R)
• M24: 56,796,627 km (0.109 R)
• M25: 70,588,204 km (0.12 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 17,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit