🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.2

Radius: 9.1

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.63 AU - 0.67 AU

Year: 362 Days

Day: 13.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,995,701 km

• M1: 113,246 km (0.093 R)
• M2: 409,300 km (0.113 R)
• M3: 703,409 km (0.084 R)
• M4: 1,190,350 km (0.119 R)
• M5: 1,475,783 km (0.06 R)
• M6: 1,770,790 km (0.112 R)
• M7: 2,080,757 km (0.042 R)
• M8: 2,673,015 km (0.108 R)
• M9: 3,051,797 km (0.115 R)
• M10: 3,644,653 km (0.077 R)
• M11: 4,059,488 km (0.045 R)
• M12: 4,675,831 km (0.118 R)
• M13: 5,029,331 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 8.2

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.62 AU - 0.94 AU

Year: 476 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,995,701 km

• M1: 102,026 km (0.046 R)
• M2: 398,379 km (0.081 R)
• M3: 696,677 km (0.12 R)
• M4: 1,301,651 km (0.114 R)
• M5: 2,392,818 km (0.076 R)
• M6: 2,833,084 km (0.09 R)
• M7: 3,780,189 km (0.102 R)
• M8: 4,143,562 km (0.096 R)
• M9: 4,685,106 km (0.112 R)
• M10: 5,138,238 km (0.093 R)
• M11: 5,602,590 km (0.068 R)
• M12: 6,001,418 km (0.087 R)
• M13: 6,536,380 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 8.5

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.77 AU - 0.97 AU

Year: 560 Days

Day: 9 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,995,701 km

• M1: 105,766 km (0.099 R)
• M2: 449,392 km (0.101 R)
• M3: 766,689 km (0.089 R)
• M4: 1,455,737 km (0.086 R)
• M5: 1,861,596 km (0.099 R)
• M6: 2,202,081 km (0.11 R)
• M7: 3,336,182 km (0.055 R)
• M8: 3,942,951 km (0.103 R)
• M9: 4,508,431 km (0.095 R)
• M10: 4,802,690 km (0.091 R)
• M11: 5,973,593 km (0.106 R)
• M12: 6,369,429 km (0.101 R)
• M13: 7,302,321 km (0.12 R)

Asteroid Belt

Center: 1.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.9

Radius: 11.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.28 AU - 1.52 AU

Year: 1143 Days

Day: 9.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,995,701 km

• M1: 147,952 km (0.099 R)
• M2: 538,403 km (0.118 R)
• M3: 973,284 km (0.12 R)
• M4: 1,357,601 km (0.104 R)
• M5: 1,745,658 km (0.11 R)
• M6: 2,631,726 km (0.1 R)
• M7: 3,145,744 km (0.068 R)
• M8: 3,768,221 km (0.096 R)
• M9: 5,623,234 km (0.116 R)
• M10: 6,179,290 km (0.118 R)
• M11: 6,708,717 km (0.072 R)
• M12: 7,158,408 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.2

Radius: 11.5

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.22 AU - 1.6 AU

Year: 1156 Days

Day: 14.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,995,701 km

• M1: 143,165 km (0.082 R)
• M2: 591,061 km (0.043 R)
• M3: 1,088,773 km (0.053 R)
• M4: 1,598,453 km (0.118 R)
• M5: 2,625,891 km (0.114 R)
• M6: 3,467,080 km (0.055 R)
• M7: 3,869,947 km (0.053 R)
• M8: 4,696,775 km (0.091 R)
• M9: 5,721,371 km (0.097 R)
• M10: 6,108,829 km (0.073 R)
• M11: 6,606,392 km (0.08 R)
• M12: 7,403,449 km (0.04 R)
• M13: 8,102,221 km (0.119 R)
• M14: 8,986,793 km (0.083 R)
• M15: 10,401,390 km (0.073 R)
• M16: 10,850,034 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 14.1

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.05 AU - 4.65 AU

Year: 5214 Days

Day: 11.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,995,701 km

• M1: 175,478 km (0.102 R)
• M2: 754,123 km (0.112 R)
• M3: 1,607,878 km (0.111 R)
• M4: 2,093,173 km (0.103 R)
• M5: 2,677,353 km (0.118 R)
• M6: 4,365,266 km (0.098 R)
• M7: 4,805,084 km (0.119 R)
• M8: 5,548,735 km (0.119 R)
• M9: 6,096,263 km (0.05 R)
• M10: 6,839,465 km (0.038 R)
• M11: 8,030,862 km (0.052 R)
• M12: 9,277,013 km (0.106 R)
• M13: 9,925,968 km (0.103 R)
• M14: 10,735,742 km (0.054 R)
• M15: 12,390,743 km (0.102 R)
• M16: 13,028,329 km (0.053 R)
• M17: 13,687,756 km (0.086 R)
• M18: 15,128,683 km (0.048 R)
• M19: 16,375,731 km (0.12 R)
• M20: 18,562,702 km (0.114 R)
• M21: 19,463,730 km (0.104 R)
• M22: 19,991,511 km (0.114 R)
• M23: 20,732,769 km (0.072 R)
• M24: 24,412,129 km (0.073 R)
• M25: 26,768,744 km (0.094 R)
• M26: 27,421,888 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.1

Radius: 5.6

Gravity: 19.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.18 AU - 6.3 AU

Year: 9492 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,995,701 km

• M1: 171,888 km (0.081 R)
• M2: 430,842 km (0.089 R)
• M3: 731,683 km (0.059 R)
• M4: 1,356,553 km (0.104 R)
• M5: 1,833,172 km (0.106 R)
• M6: 2,958,896 km (0.047 R)
• M7: 3,435,814 km (0.118 R)
• M8: 4,122,319 km (0.116 R)
• M9: 4,426,900 km (0.086 R)
• M10: 6,287,150 km (0.038 R)
• M11: 6,579,015 km (0.101 R)
• M12: 9,869,570 km (0.081 R)
• M13: 10,214,243 km (0.051 R)
• M14: 15,129,132 km (0.081 R)
• M15: 16,669,691 km (0.099 R)
• M16: 20,932,482 km (0.041 R)
• M17: 21,665,811 km (0.111 R)
• M18: 23,183,780 km (0.089 R)
• M19: 25,499,555 km (0.098 R)
• M20: 31,106,783 km (0.103 R)
• M21: 34,363,678 km (0.07 R)
• M22: 42,702,114 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.4

Radius: 4.1

Gravity: 43.69 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7 AU - 8.02 AU

Year: 14206 Days

Day: 18.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,995,701 km

• M1: 51,013 km (0.099 R)
• M2: 247,734 km (0.12 R)
• M3: 608,415 km (0.102 R)
• M4: 756,516 km (0.097 R)
• M5: 995,873 km (0.117 R)
• M6: 1,339,200 km (0.051 R)
• M7: 1,625,082 km (0.057 R)
• M8: 2,177,397 km (0.112 R)
• M9: 2,379,803 km (0.095 R)
• M10: 2,550,644 km (0.094 R)
• M11: 2,917,009 km (0.075 R)
• M12: 3,868,601 km (0.095 R)
• M13: 4,196,519 km (0.049 R)
• M14: 5,620,841 km (0.072 R)
• M15: 6,523,365 km (0.091 R)
• M16: 8,561,486 km (0.094 R)
• M17: 8,912,592 km (0.028 R)
• M18: 10,189,261 km (0.092 R)
• M19: 12,262,537 km (0.109 R)
• M20: 13,297,755 km (0.102 R)
• M21: 16,442,152 km (0.101 R)
• M22: 18,765,258 km (0.106 R)
• M23: 19,442,637 km (0.092 R)
• M24: 23,559,271 km (0.077 R)
• M25: 28,330,845 km (0.031 R)
• M26: 30,360,738 km (0.055 R)
• M27: 33,338,035 km (0.072 R)
• M28: 34,581,493 km (0.098 R)
• M29: 35,855,618 km (0.028 R)
• M30: 39,314,021 km (0.098 R)
• M31: 39,726,762 km (0.054 R)
• M32: 40,281,770 km (0.093 R)
• M33: 40,561,069 km (0.12 R)
• M34: 42,988,295 km (0.08 R)
• M35: 43,867,481 km (0.045 R)
• M36: 45,813,450 km (0.09 R)
• M37: 49,077,377 km (0.107 R)
• M38: 49,555,940 km (0.088 R)
• M39: 55,198,922 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 14,578 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit