🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 10.2

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.48 AU - 0.62 AU

Year: 272 Days

Day: 13 Hours

Environment

Temp: -138 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,945,993 km

• M1: 127,757 km (0.081 R)
• M2: 498,759 km (0.118 R)
• M3: 885,919 km (0.028 R)
• M4: 1,269,188 km (0.109 R)
• M5: 2,026,303 km (0.07 R)
• M6: 2,642,048 km (0.094 R)
• M7: 3,040,128 km (0.094 R)
• M8: 3,602,466 km (0.12 R)
• M9: 4,031,513 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.6

Radius: 13.8

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.24 AU - 1.56 AU

Year: 1105 Days

Day: 14 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,945,993 km

• M1: 171,738 km (0.094 R)
• M2: 640,877 km (0.083 R)
• M3: 1,080,845 km (0.1 R)
• M4: 1,661,584 km (0.062 R)
• M5: 2,097,362 km (0.097 R)
• M6: 2,622,002 km (0.099 R)
• M7: 3,119,415 km (0.098 R)
• M8: 4,307,222 km (0.065 R)
• M9: 4,849,664 km (0.118 R)
• M10: 5,720,174 km (0.087 R)
• M11: 6,398,151 km (0.097 R)
• M12: 7,286,314 km (0.057 R)
• M13: 8,304,627 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 11.6

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.12 AU - 2.68 AU

Year: 2479 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,945,993 km

• M1: 145,260 km (0.045 R)
• M2: 579,393 km (0.101 R)
• M3: 1,139,337 km (0.103 R)
• M4: 1,515,576 km (0.032 R)
• M5: 2,874,822 km (0.078 R)
• M6: 4,027,324 km (0.087 R)
• M7: 4,751,228 km (0.103 R)
• M8: 5,703,269 km (0.071 R)
• M9: 6,173,755 km (0.041 R)
• M10: 6,616,714 km (0.114 R)
• M11: 7,164,990 km (0.047 R)
• M12: 8,044,027 km (0.115 R)
• M13: 8,446,745 km (0.037 R)
• M14: 8,895,389 km (0.069 R)
• M15: 10,229,951 km (0.12 R)
• M16: 13,122,127 km (0.058 R)
• M17: 16,470,875 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.3

Radius: 6.1

Gravity: 18.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.75 AU - 9.05 AU

Year: 14807 Days

Day: 15.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,945,993 km

• M1: 83,625 km (0.105 R)
• M2: 391,797 km (0.117 R)
• M3: 634,594 km (0.089 R)
• M4: 831,166 km (0.112 R)
• M5: 1,022,801 km (0.118 R)
• M6: 1,409,661 km (0.072 R)
• M7: 2,034,830 km (0.105 R)
• M8: 3,349,646 km (0.108 R)
• M9: 4,708,294 km (0.078 R)
• M10: 5,150,804 km (0.117 R)
• M11: 5,808,885 km (0.111 R)
• M12: 6,603,998 km (0.094 R)
• M13: 11,755,550 km (0.087 R)
• M14: 12,826,222 km (0.116 R)
• M15: 13,418,630 km (0.03 R)
• M16: 14,167,367 km (0.081 R)
• M17: 14,658,048 km (0.087 R)
• M18: 16,812,258 km (0.086 R)
• M19: 18,999,827 km (0.114 R)
• M20: 19,424,685 km (0.059 R)
• M21: 23,344,598 km (0.068 R)
• M22: 27,113,866 km (0.05 R)
• M23: 27,544,110 km (0.07 R)
• M24: 30,337,401 km (0.1 R)
• M25: 31,269,545 km (0.101 R)
• M26: 33,560,038 km (0.043 R)
• M27: 43,108,272 km (0.066 R)
• M28: 45,032,549 km (0.063 R)
• M29: 47,168,209 km (0.09 R)
• M30: 50,496,761 km (0.05 R)
• M31: 53,135,518 km (0.104 R)
• M32: 55,346,126 km (0.096 R)
• M33: 56,038,315 km (0.088 R)
• M34: 56,736,488 km (0.115 R)
• M35: 57,263,821 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.1

Radius: 4.9

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.46 AU - 10.54 AU

Year: 18005 Days

Day: 24 Hours

Environment

Temp: -244 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,945,993 km

• M1: 61,335 km (0.075 R)
• M2: 795,262 km (0.098 R)
• M3: 1,287,439 km (0.058 R)
• M4: 2,011,493 km (0.089 R)
• M5: 2,292,139 km (0.093 R)
• M6: 2,519,527 km (0.065 R)
• M7: 3,064,213 km (0.115 R)
• M8: 3,412,178 km (0.083 R)
• M9: 3,996,358 km (0.12 R)
• M10: 7,008,810 km (0.094 R)
• M11: 8,469,334 km (0.113 R)
• M12: 14,110,071 km (0.106 R)
• M13: 14,680,488 km (0.115 R)
• M14: 16,276,398 km (0.116 R)
• M15: 16,622,867 km (0.081 R)
• M16: 17,116,240 km (0.057 R)
• M17: 23,642,298 km (0.085 R)
• M18: 23,997,294 km (0.032 R)
• M19: 28,942,102 km (0.113 R)
• M20: 30,905,873 km (0.042 R)
• M21: 33,399,819 km (0.117 R)
• M22: 33,846,817 km (0.095 R)
• M23: 34,411,101 km (0.102 R)
• M24: 38,294,063 km (0.091 R)
• M25: 39,277,519 km (0.108 R)
• M26: 40,657,111 km (0.104 R)
• M27: 42,328,718 km (0.113 R)
• M28: 45,671,183 km (0.032 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: 542 - 18,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit