🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.7

Radius: 13.6

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.5 AU - 2.12 AU

Year: 1712 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,146,521 km

• M1: 169,195 km (0.037 R)
• M2: 827,276 km (0.097 R)
• M3: 1,748,650 km (0.079 R)
• M4: 2,299,918 km (0.086 R)
• M5: 2,744,223 km (0.119 R)
• M6: 3,913,181 km (0.027 R)
• M7: 4,572,459 km (0.061 R)
• M8: 5,950,854 km (0.054 R)
• M9: 6,698,843 km (0.112 R)
• M10: 7,400,607 km (0.066 R)
• M11: 9,706,807 km (0.079 R)
• M12: 10,233,392 km (0.096 R)
• M13: 12,304,874 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.8

Radius: 13.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.23 AU - 3.67 AU

Year: 4504 Days

Day: 7.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,146,521 km

• M1: 163,510 km (0.12 R)
• M2: 628,012 km (0.036 R)
• M3: 1,134,101 km (0.12 R)
• M4: 2,421,690 km (0.12 R)
• M5: 3,228,322 km (0.119 R)
• M6: 4,805,532 km (0.063 R)
• M7: 6,050,187 km (0.099 R)
• M8: 6,520,522 km (0.1 R)
• M9: 7,083,160 km (0.104 R)
• M10: 8,420,415 km (0.118 R)
• M11: 9,665,070 km (0.075 R)
• M12: 11,167,481 km (0.082 R)
• M13: 13,180,171 km (0.046 R)
• M14: 13,652,451 km (0.087 R)
• M15: 14,190,555 km (0.119 R)
• M16: 15,024,264 km (0.075 R)
• M17: 15,656,165 km (0.073 R)
• M18: 16,850,555 km (0.067 R)
• M19: 17,976,578 km (0.075 R)
• M20: 18,427,765 km (0.09 R)
• M21: 19,152,118 km (0.078 R)
• M22: 20,170,431 km (0.11 R)
• M23: 20,657,820 km (0.034 R)
• M24: 24,845,065 km (0.049 R)
• M25: 25,486,092 km (0.104 R)
• M26: 29,566,822 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.2

Radius: 10.2

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.25 AU - 4.97 AU

Year: 5857 Days

Day: 10.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,146,521 km

• M1: 129,402 km (0.093 R)
• M2: 603,179 km (0.115 R)
• M3: 928,704 km (0.092 R)
• M4: 1,608,476 km (0.055 R)
• M5: 3,147,090 km (0.09 R)
• M6: 4,007,577 km (0.115 R)
• M7: 4,856,096 km (0.115 R)
• M8: 7,606,603 km (0.037 R)
• M9: 7,936,616 km (0.117 R)
• M10: 8,391,393 km (0.075 R)
• M11: 9,947,510 km (0.059 R)
• M12: 10,657,203 km (0.048 R)
• M13: 12,377,129 km (0.115 R)
• M14: 13,145,763 km (0.116 R)
• M15: 16,118,123 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.3

Radius: 4

Gravity: 38.89 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.01 AU - 6.75 AU

Year: 11328 Days

Day: 22.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,146,521 km

• M1: 50,564 km (0.115 R)
• M2: 209,886 km (0.097 R)
• M3: 379,231 km (0.105 R)
• M4: 905,217 km (0.118 R)
• M5: 1,063,940 km (0.108 R)
• M6: 2,285,407 km (0.076 R)
• M7: 2,665,086 km (0.117 R)
• M8: 4,169,442 km (0.107 R)
• M9: 4,642,172 km (0.074 R)
• M10: 5,019,457 km (0.101 R)
• M11: 8,711,832 km (0.059 R)
• M12: 9,882,735 km (0.097 R)
• M13: 16,895,135 km (0.101 R)
• M14: 18,470,999 km (0.108 R)
• M15: 19,175,455 km (0.081 R)
• M16: 24,335,385 km (0.115 R)
• M17: 24,991,671 km (0.043 R)
• M18: 25,181,361 km (0.066 R)
• M19: 25,852,756 km (0.107 R)
• M20: 34,864,083 km (0.117 R)
• M21: 38,027,180 km (0.06 R)
• M22: 38,530,128 km (0.109 R)
• M23: 44,916,611 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.6

Radius: 3.5

Gravity: 45.76 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.59 AU - 8.21 AU

Year: 14150 Days

Day: 23 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,146,521 km

• M1: 45,927 km (0.065 R)
• M2: 636,689 km (0.054 R)
• M3: 958,025 km (0.117 R)
• M4: 1,463,815 km (0.067 R)
• M5: 2,506,213 km (0.093 R)
• M6: 4,287,026 km (0.072 R)
• M7: 5,647,918 km (0.094 R)
• M8: 5,981,222 km (0.094 R)
• M9: 9,034,066 km (0.056 R)
• M10: 9,386,967 km (0.116 R)
• M11: 11,937,910 km (0.049 R)
• M12: 12,734,668 km (0.06 R)
• M13: 13,895,548 km (0.103 R)
• M14: 16,649,196 km (0.051 R)
• M15: 18,755,085 km (0.093 R)
• M16: 22,372,960 km (0.063 R)
• M17: 23,298,073 km (0.065 R)
• M18: 24,831,003 km (0.085 R)
• M19: 25,224,445 km (0.081 R)
• M20: 31,520,271 km (0.065 R)
• M21: 33,751,075 km (0.093 R)
• M22: 33,871,202 km (0.102 R)
• M23: 35,212,796 km (0.095 R)
• M24: 35,709,311 km (0.093 R)
• M25: 35,959,289 km (0.099 R)
• M26: 36,462,835 km (0.104 R)
• M27: 37,355,187 km (0.09 R)
• M28: 38,655,192 km (0.078 R)
• M29: 38,918,634 km (0.117 R)
• M30: 41,482,592 km (0.073 R)
• M31: 43,300,206 km (0.083 R)
• M32: 45,903,658 km (0.101 R)
• M33: 47,695,990 km (0.12 R)
• M34: 48,456,396 km (0.057 R)
• M35: 49,070,495 km (0.076 R)
• M36: 51,419,631 km (0.116 R)
• M37: 53,678,858 km (0.08 R)
• M38: 56,003,309 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.2

Radius: 3.7

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.65 AU - 9.63 AU

Year: 17852 Days

Day: 15.6 Hours

Environment

Temp: -241 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,146,521 km

• M1: 47,572 km (0.106 R)
• M2: 289,023 km (0.082 R)
• M3: 1,207,255 km (0.078 R)
• M4: 1,342,790 km (0.104 R)
• M5: 1,944,922 km (0.081 R)
• M6: 2,280,171 km (0.086 R)
• M7: 3,003,476 km (0.091 R)
• M8: 6,136,953 km (0.034 R)
• M9: 6,471,604 km (0.062 R)
• M10: 7,068,200 km (0.055 R)
• M11: 9,643,976 km (0.102 R)
• M12: 11,486,274 km (0.031 R)
• M13: 21,655,937 km (0.105 R)
• M14: 26,838,905 km (0.034 R)
• M15: 27,371,773 km (0.114 R)
• M16: 27,640,899 km (0.101 R)
• M17: 29,292,460 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.2

Radius: 7.7

Gravity: 14.56 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.73 AU - 9.97 AU

Year: 18506 Days

Day: 15.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,146,521 km

• M1: 95,892 km (0.081 R)
• M2: 403,166 km (0.074 R)
• M3: 859,589 km (0.081 R)
• M4: 1,241,962 km (0.063 R)
• M5: 1,562,699 km (0.091 R)
• M6: 2,117,259 km (0.104 R)
• M7: 2,395,361 km (0.111 R)
• M8: 2,746,916 km (0.105 R)
• M9: 3,612,489 km (0.104 R)
• M10: 4,012,065 km (0.098 R)
• M11: 4,406,555 km (0.116 R)
• M12: 5,389,562 km (0.094 R)
• M13: 5,747,700 km (0.055 R)
• M14: 6,292,984 km (0.114 R)
• M15: 7,437,857 km (0.067 R)
• M16: 13,134,693 km (0.113 R)
• M17: 14,530,591 km (0.083 R)
• M18: 16,597,435 km (0.046 R)
• M19: 17,614,401 km (0.108 R)
• M20: 18,582,599 km (0.096 R)
• M21: 23,017,876 km (0.085 R)
• M22: 24,281,230 km (0.109 R)
• M23: 26,036,911 km (0.036 R)
• M24: 28,706,485 km (0.11 R)
• M25: 34,718,674 km (0.102 R)
• M26: 36,801,076 km (0.105 R)
• M27: 37,800,689 km (0.063 R)
• M28: 39,854,219 km (0.06 R)
• M29: 47,626,726 km (0.098 R)
• M30: 50,893,794 km (0.107 R)
• M31: 59,806,536 km (0.11 R)
• M32: 62,589,505 km (0.068 R)
• M33: 64,217,878 km (0.095 R)
• M34: 68,841,350 km (0.11 R)
• M35: 70,576,236 km (0.073 R)
• M36: 71,454,525 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.4

Radius: 3.2

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.85 AU - 9.97 AU

Year: 18695 Days

Day: 16.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,146,521 km

• M1: 954,584 km (0.097 R)
• M2: 1,578,856 km (0.115 R)
• M3: 1,711,400 km (0.031 R)
• M4: 2,454,602 km (0.06 R)
• M5: 4,865,820 km (0.109 R)
• M6: 5,469,597 km (0.114 R)
• M7: 11,544,767 km (0.068 R)
• M8: 12,822,033 km (0.117 R)
• M9: 22,433,547 km (0.088 R)
• M10: 22,664,825 km (0.043 R)
• M11: 28,707,383 km (0.106 R)
• M12: 29,346,315 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610

Radius: 3.6

Gravity: 47.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.19 AU - 10.69 AU

Year: 20388 Days

Day: 16.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,146,521 km

• M1: 44,879 km (0.088 R)
• M2: 157,527 km (0.113 R)
• M3: 365,617 km (0.101 R)
• M4: 491,429 km (0.096 R)
• M5: 791,522 km (0.111 R)
• M6: 1,742,217 km (0.117 R)
• M7: 2,382,944 km (0.067 R)
• M8: 2,659,701 km (0.075 R)
• M9: 4,474,323 km (0.112 R)
• M10: 6,228,807 km (0.071 R)
• M11: 7,024,817 km (0.034 R)
• M12: 8,137,825 km (0.115 R)
• M13: 8,762,695 km (0.117 R)
• M14: 9,252,030 km (0.101 R)
• M15: 10,225,463 km (0.077 R)
• M16: 13,268,434 km (0.059 R)
• M17: 13,623,878 km (0.058 R)
• M18: 15,109,535 km (0.064 R)
• M19: 15,811,897 km (0.101 R)
• M20: 15,970,919 km (0.047 R)
• M21: 18,750,747 km (0.117 R)
• M22: 20,583,321 km (0.089 R)
• M23: 23,344,748 km (0.093 R)
• M24: 25,244,491 km (0.108 R)
• M25: 31,431,709 km (0.12 R)
• M26: 36,165,136 km (0.102 R)
• M27: 37,559,687 km (0.048 R)
• M28: 38,270,127 km (0.116 R)
• M29: 39,134,504 km (0.07 R)
• M30: 47,013,375 km (0.106 R)
• M31: 51,408,710 km (0.076 R)
• M32: 53,885,153 km (0.109 R)
• M33: 55,885,725 km (0.103 R)
• M34: 58,313,250 km (0.051 R)
• M35: 70,002,528 km (0.09 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: 232 - 13,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit