🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 14.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.76 AU - 0.9 AU

Year: 522 Days

Day: 8.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,828,734 km

• M1: 184,005 km (0.114 R)
• M2: 697,724 km (0.091 R)
• M3: 1,245,701 km (0.053 R)
• M4: 1,757,775 km (0.103 R)
• M5: 2,241,425 km (0.068 R)
• M6: 2,718,343 km (0.095 R)
• M7: 3,300,279 km (0.06 R)
• M8: 3,800,983 km (0.087 R)
• M9: 4,293,459 km (0.053 R)
• M10: 4,892,898 km (0.079 R)
• M11: 5,725,111 km (0.102 R)
• M12: 6,453,503 km (0.096 R)
• M13: 6,931,917 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99

Radius: 8.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.92 AU - 1.24 AU

Year: 775 Days

Day: 14.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,828,734 km

• M1: 105,317 km (0.111 R)
• M2: 669,600 km (0.107 R)
• M3: 1,098,497 km (0.068 R)
• M4: 1,441,974 km (0.098 R)
• M5: 2,478,388 km (0.093 R)
• M6: 3,674,273 km (0.119 R)
• M7: 4,531,320 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.6

Radius: 8.8

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.92 AU - 4.7 AU

Year: 5133 Days

Day: 11.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,828,734 km

• M1: 109,506 km (0.068 R)
• M2: 566,677 km (0.033 R)
• M3: 985,252 km (0.074 R)
• M4: 1,297,911 km (0.086 R)
• M5: 2,378,008 km (0.084 R)
• M6: 2,932,866 km (0.041 R)
• M7: 3,635,827 km (0.092 R)
• M8: 5,233,532 km (0.096 R)
• M9: 5,544,247 km (0.067 R)
• M10: 6,328,140 km (0.082 R)
• M11: 6,746,864 km (0.084 R)
• M12: 7,747,823 km (0.093 R)
• M13: 8,378,827 km (0.071 R)
• M14: 9,409,856 km (0.058 R)
• M15: 10,128,075 km (0.028 R)
• M16: 11,296,883 km (0.118 R)
• M17: 12,503,240 km (0.119 R)
• M18: 14,115,606 km (0.095 R)
• M19: 15,862,161 km (0.107 R)
• M20: 16,696,170 km (0.104 R)
• M21: 18,065,738 km (0.037 R)
• M22: 20,189,130 km (0.119 R)
• M23: 21,814,511 km (0.097 R)
• M24: 23,986,074 km (0.103 R)
• M25: 25,807,727 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.8

Radius: 9.3

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.22 AU - 5.28 AU

Year: 6048 Days

Day: 8.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,828,734 km

• M1: 115,938 km (0.094 R)
• M2: 407,804 km (0.083 R)
• M3: 854,952 km (0.063 R)
• M4: 1,681,181 km (0.088 R)
• M5: 2,301,264 km (0.105 R)
• M6: 2,738,389 km (0.048 R)
• M7: 3,086,802 km (0.094 R)
• M8: 7,327,154 km (0.052 R)
• M9: 8,080,379 km (0.052 R)
• M10: 8,925,907 km (0.027 R)
• M11: 9,696,635 km (0.102 R)
• M12: 10,418,295 km (0.058 R)
• M13: 11,030,599 km (0.119 R)
• M14: 12,483,045 km (0.089 R)
• M15: 14,400,740 km (0.077 R)
• M16: 14,865,241 km (0.107 R)
• M17: 17,931,848 km (0.108 R)
• M18: 19,226,618 km (0.101 R)
• M19: 21,098,087 km (0.076 R)
• M20: 25,789,327 km (0.094 R)
• M21: 26,822,001 km (0.059 R)
• M22: 29,245,636 km (0.026 R)
• M23: 31,909,525 km (0.036 R)
• M24: 33,199,657 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 12.6

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.09 AU - 6.61 AU

Year: 8542 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,828,734 km

• M1: 177,124 km (0.036 R)
• M2: 580,589 km (0.107 R)
• M3: 1,020,856 km (0.082 R)
• M4: 2,452,208 km (0.115 R)
• M5: 2,932,717 km (0.096 R)
• M6: 5,228,595 km (0.032 R)
• M7: 6,280,717 km (0.106 R)
• M8: 7,632,932 km (0.106 R)
• M9: 8,312,256 km (0.084 R)
• M10: 10,697,594 km (0.051 R)
• M11: 15,412,470 km (0.116 R)
• M12: 16,222,393 km (0.116 R)
• M13: 16,848,311 km (0.117 R)
• M14: 19,204,926 km (0.07 R)
• M15: 23,227,613 km (0.087 R)
• M16: 24,202,243 km (0.092 R)
• M17: 26,328,178 km (0.108 R)
• M18: 28,176,011 km (0.104 R)
• M19: 35,499,425 km (0.117 R)
• M20: 45,490,618 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.3

Radius: 5.8

Gravity: 18.08 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.57 AU - 11.25 AU

Year: 21534 Days

Day: 17 Hours

Environment

Temp: -236 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,828,734 km

• M1: 73,004 km (0.107 R)
• M2: 714,180 km (0.115 R)
• M3: 1,146,518 km (0.1 R)
• M4: 1,359,845 km (0.107 R)
• M5: 1,651,112 km (0.056 R)
• M6: 2,144,485 km (0.063 R)
• M7: 2,494,096 km (0.117 R)
• M8: 3,088,897 km (0.105 R)
• M9: 5,246,996 km (0.029 R)
• M10: 6,047,943 km (0.114 R)
• M11: 6,836,024 km (0.069 R)
• M12: 7,789,561 km (0.109 R)
• M13: 8,774,813 km (0.043 R)
• M14: 9,724,460 km (0.103 R)
• M15: 10,254,036 km (0.093 R)
• M16: 10,989,759 km (0.093 R)
• M17: 12,091,547 km (0.045 R)
• M18: 13,624,177 km (0.083 R)
• M19: 14,893,814 km (0.096 R)
• M20: 15,438,949 km (0.053 R)
• M21: 16,322,175 km (0.105 R)
• M22: 21,740,610 km (0.08 R)
• M23: 23,054,528 km (0.066 R)
• M24: 25,617,738 km (0.105 R)
• M25: 32,974,662 km (0.085 R)
• M26: 34,570,722 km (0.112 R)
• M27: 36,217,644 km (0.118 R)
• M28: 38,639,185 km (0.093 R)
• M29: 41,471,073 km (0.105 R)
• M30: 42,859,491 km (0.101 R)
• M31: 45,080,421 km (0.056 R)
• M32: 47,711,099 km (0.083 R)
• M33: 50,268,774 km (0.086 R)
• M34: 52,023,707 km (0.105 R)
• M35: 65,466,571 km (0.07 R)
• M36: 67,981,461 km (0.085 R)
• M37: 70,125,797 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 10,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit