🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.1

Radius: 8.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.52 AU - 0.86 AU

Year: 382 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,220,581 km

• M1: 104,419 km (0.115 R)
• M2: 386,411 km (0.056 R)
• M3: 722,408 km (0.073 R)
• M4: 1,010,085 km (0.078 R)
• M5: 1,596,359 km (0.094 R)
• M6: 1,876,705 km (0.058 R)
• M7: 2,143,289 km (0.118 R)
• M8: 2,503,820 km (0.088 R)
• M9: 3,201,694 km (0.116 R)
• M10: 3,486,528 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.8

Radius: 8

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.85 AU - 1.15 AU

Year: 667 Days

Day: 9.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,220,581 km

• M1: 99,483 km (0.087 R)
• M2: 349,012 km (0.117 R)
• M3: 604,675 km (0.072 R)
• M4: 965,953 km (0.074 R)
• M5: 1,573,620 km (0.108 R)
• M6: 2,040,066 km (0.027 R)
• M7: 2,487,813 km (0.082 R)
• M8: 2,868,539 km (0.106 R)
• M9: 3,248,967 km (0.097 R)
• M10: 3,832,099 km (0.108 R)
• M11: 4,263,539 km (0.116 R)
• M12: 5,118,042 km (0.064 R)
• M13: 5,698,033 km (0.103 R)
• M14: 6,082,201 km (0.102 R)
• M15: 6,732,802 km (0.053 R)
• M16: 7,679,158 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 13.6

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.35 AU - 2.13 AU

Year: 1531 Days

Day: 10.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,220,581 km

• M1: 169,195 km (0.105 R)
• M2: 671,395 km (0.098 R)
• M3: 1,137,393 km (0.108 R)
• M4: 1,901,239 km (0.103 R)
• M5: 2,828,896 km (0.088 R)
• M6: 3,292,948 km (0.034 R)
• M7: 4,773,369 km (0.066 R)
• M8: 6,457,093 km (0.052 R)
• M9: 6,947,176 km (0.089 R)
• M10: 7,545,717 km (0.107 R)
• M11: 8,357,135 km (0.082 R)
• M12: 9,583,389 km (0.087 R)
• M13: 10,535,430 km (0.094 R)
• M14: 11,851,143 km (0.035 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 14.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.76 AU - 1.8 AU

Year: 1584 Days

Day: 6.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,220,581 km

• M1: 176,675 km (0.072 R)
• M2: 887,863 km (0.119 R)
• M3: 1,395,150 km (0.074 R)
• M4: 2,520,575 km (0.116 R)
• M5: 3,971,075 km (0.077 R)
• M6: 4,655,785 km (0.109 R)
• M7: 5,194,786 km (0.086 R)
• M8: 6,186,171 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.3

Radius: 10.6

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.46 AU - 3.94 AU

Year: 3817 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,220,581 km

• M1: 134,040 km (0.107 R)
• M2: 481,256 km (0.116 R)
• M3: 1,080,097 km (0.089 R)
• M4: 1,943,127 km (0.069 R)
• M5: 2,393,117 km (0.104 R)
• M6: 2,974,155 km (0.083 R)
• M7: 3,332,442 km (0.104 R)
• M8: 3,774,653 km (0.094 R)
• M9: 4,756,165 km (0.074 R)
• M10: 5,111,161 km (0.039 R)
• M11: 6,077,114 km (0.039 R)
• M12: 6,878,360 km (0.083 R)
• M13: 7,480,043 km (0.073 R)
• M14: 7,931,081 km (0.107 R)
• M15: 8,657,827 km (0.083 R)
• M16: 9,020,901 km (0.074 R)
• M17: 10,026,947 km (0.046 R)
• M18: 10,688,020 km (0.071 R)
• M19: 12,220,052 km (0.102 R)
• M20: 13,276,063 km (0.079 R)
• M21: 15,424,737 km (0.068 R)
• M22: 16,708,137 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221

Radius: 4.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.02 AU - 6.9 AU

Year: 9703 Days

Day: 17.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 140.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,220,581 km

• M1: 60,886 km (0.074 R)
• M2: 267,930 km (0.088 R)
• M3: 478,264 km (0.085 R)
• M4: 1,095,056 km (0.1 R)
• M5: 1,968,558 km (0.068 R)
• M6: 2,293,635 km (0.069 R)
• M7: 2,726,421 km (0.118 R)
• M8: 3,090,243 km (0.047 R)
• M9: 3,639,866 km (0.086 R)
• M10: 3,937,865 km (0.114 R)
• M11: 6,016,677 km (0.091 R)
• M12: 6,699,441 km (0.114 R)
• M13: 7,725,533 km (0.116 R)
• M14: 8,064,073 km (0.118 R)
• M15: 8,334,247 km (0.107 R)
• M16: 9,098,094 km (0.082 R)
• M17: 9,475,828 km (0.045 R)
• M18: 12,468,983 km (0.043 R)
• M19: 12,987,489 km (0.106 R)
• M20: 14,628,727 km (0.102 R)
• M21: 16,037,640 km (0.118 R)
• M22: 18,119,145 km (0.089 R)
• M23: 18,851,127 km (0.109 R)
• M24: 21,902,175 km (0.119 R)
• M25: 26,096,002 km (0.118 R)
• M26: 26,943,025 km (0.116 R)
• M27: 29,412,138 km (0.083 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 12,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit