🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.9

Radius: 14.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.77 AU - 0.87 AU

Year: 513 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,049,991 km

• M1: 179,069 km (0.106 R)
• M2: 700,716 km (0.118 R)
• M3: 1,211,144 km (0.045 R)
• M4: 1,695,542 km (0.049 R)
• M5: 2,255,038 km (0.086 R)
• M6: 2,825,904 km (0.114 R)
• M7: 3,329,001 km (0.046 R)
• M8: 4,580,238 km (0.059 R)
• M9: 5,297,111 km (0.104 R)
• M10: 5,791,532 km (0.11 R)
• M11: 6,297,472 km (0.048 R)
• M12: 6,812,537 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.5

Radius: 14.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.62 AU - 1.94 AU

Year: 1639 Days

Day: 7.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,049,991 km

• M1: 175,478 km (0.104 R)
• M2: 788,381 km (0.03 R)
• M3: 1,254,528 km (0.059 R)
• M4: 1,777,671 km (0.091 R)
• M5: 2,238,283 km (0.095 R)
• M6: 3,392,132 km (0.079 R)
• M7: 4,003,239 km (0.057 R)
• M8: 4,994,923 km (0.051 R)
• M9: 5,743,062 km (0.055 R)
• M10: 6,193,053 km (0.1 R)
• M11: 6,873,274 km (0.116 R)
• M12: 8,655,434 km (0.111 R)
• M13: 9,185,309 km (0.087 R)
• M14: 10,552,933 km (0.1 R)
• M15: 12,244,735 km (0.053 R)
• M16: 13,074,555 km (0.087 R)
• M17: 13,731,738 km (0.054 R)
• M18: 14,802,560 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.1

Radius: 11.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.87 AU - 2.13 AU

Year: 1952 Days

Day: 5.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,049,991 km

• M1: 146,756 km (0.067 R)
• M2: 677,080 km (0.052 R)
• M3: 1,117,496 km (0.115 R)
• M4: 1,528,890 km (0.112 R)
• M5: 1,942,080 km (0.088 R)
• M6: 2,781,922 km (0.051 R)
• M7: 3,261,832 km (0.069 R)
• M8: 4,122,768 km (0.096 R)
• M9: 5,043,243 km (0.1 R)
• M10: 5,667,665 km (0.117 R)
• M11: 6,193,950 km (0.096 R)
• M12: 7,912,531 km (0.103 R)
• M13: 9,298,106 km (0.082 R)
• M14: 11,277,735 km (0.111 R)
• M15: 12,112,341 km (0.083 R)
• M16: 12,906,257 km (0.057 R)
• M17: 14,291,683 km (0.072 R)
• M18: 14,774,884 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.4

Radius: 8.3

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.15 AU - 5.09 AU

Year: 6854 Days

Day: 7.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,049,991 km

• M1: 103,223 km (0.077 R)
• M2: 391,049 km (0.097 R)
• M3: 816,356 km (0.117 R)
• M4: 1,275,471 km (0.092 R)
• M5: 1,558,511 km (0.077 R)
• M6: 2,205,372 km (0.102 R)
• M7: 3,060,772 km (0.065 R)
• M8: 4,272,665 km (0.036 R)
• M9: 4,915,786 km (0.089 R)
• M10: 6,805,506 km (0.073 R)
• M11: 8,755,365 km (0.077 R)
• M12: 10,809,793 km (0.098 R)
• M13: 12,000,143 km (0.094 R)
• M14: 12,733,771 km (0.092 R)
• M15: 13,496,869 km (0.116 R)
• M16: 17,115,642 km (0.089 R)
• M17: 19,930,476 km (0.11 R)
• M18: 21,637,686 km (0.106 R)
• M19: 21,944,212 km (0.105 R)
• M20: 23,119,603 km (0.091 R)
• M21: 24,007,765 km (0.098 R)
• M22: 27,609,334 km (0.108 R)
• M23: 29,821,139 km (0.099 R)
• M24: 32,347,548 km (0.098 R)
• M25: 35,330,080 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.4

Radius: 7.7

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.34 AU - 6 AU

Year: 9319 Days

Day: 20.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,049,991 km

• M1: 95,743 km (0.112 R)
• M2: 1,069,026 km (0.097 R)
• M3: 1,331,421 km (0.114 R)
• M4: 1,686,417 km (0.093 R)
• M5: 1,989,652 km (0.113 R)
• M6: 5,576,859 km (0.12 R)
• M7: 6,378,554 km (0.097 R)
• M8: 9,855,807 km (0.086 R)
• M9: 10,107,730 km (0.09 R)
• M10: 11,433,316 km (0.091 R)
• M11: 11,852,490 km (0.097 R)
• M12: 12,870,802 km (0.105 R)
• M13: 16,216,559 km (0.03 R)
• M14: 18,467,259 km (0.11 R)
• M15: 25,814,010 km (0.048 R)
• M16: 27,935,757 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.2

Radius: 5.2

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.52 AU - 6.02 AU

Year: 9567 Days

Day: 16 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 43,049,991 km

• M1: 66,272 km (0.072 R)
• M2: 828,922 km (0.064 R)
• M3: 1,190,799 km (0.105 R)
• M4: 1,907,672 km (0.086 R)
• M5: 2,404,786 km (0.102 R)
• M6: 2,734,051 km (0.119 R)
• M7: 2,984,178 km (0.116 R)
• M8: 3,318,081 km (0.074 R)
• M9: 3,701,351 km (0.055 R)
• M10: 3,878,175 km (0.097 R)
• M11: 5,060,148 km (0.068 R)
• M12: 5,766,699 km (0.1 R)
• M13: 6,500,476 km (0.109 R)
• M14: 6,721,133 km (0.112 R)
• M15: 8,983,053 km (0.079 R)
• M16: 9,869,570 km (0.114 R)
• M17: 11,333,086 km (0.09 R)
• M18: 11,545,664 km (0.1 R)
• M19: 12,255,058 km (0.045 R)
• M20: 14,185,768 km (0.07 R)
• M21: 14,494,986 km (0.06 R)
• M22: 16,042,128 km (0.115 R)
• M23: 16,377,676 km (0.051 R)
• M24: 17,767,290 km (0.068 R)
• M25: 18,054,369 km (0.12 R)
• M26: 18,785,603 km (0.106 R)
• M27: 19,158,551 km (0.077 R)
• M28: 19,536,435 km (0.114 R)
• M29: 20,699,708 km (0.063 R)
• M30: 21,338,640 km (0.052 R)
• M31: 22,993,492 km (0.077 R)
• M32: 24,026,465 km (0.034 R)
• M33: 25,907,958 km (0.032 R)
• M34: 29,961,312 km (0.107 R)
• M35: 30,367,919 km (0.104 R)
• M36: 36,803,021 km (0.084 R)
• M37: 37,739,952 km (0.112 R)
• M38: 38,333,557 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit