🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.9

Radius: 10.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.56 AU - 0.8 AU

Year: 387 Days

Day: 10.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,061,008 km

• M1: 136,134 km (0.081 R)
• M2: 478,564 km (0.097 R)
• M3: 890,107 km (0.115 R)
• M4: 1,285,195 km (0.082 R)
• M5: 2,115,164 km (0.088 R)
• M6: 2,470,459 km (0.077 R)
• M7: 3,006,768 km (0.077 R)
• M8: 3,504,181 km (0.115 R)
• M9: 4,055,748 km (0.118 R)
• M10: 4,473,126 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.5

Radius: 15

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.95 AU - 1.43 AU

Year: 896 Days

Day: 14 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,061,008 km

• M1: 186,549 km (0.034 R)
• M2: 676,033 km (0.11 R)
• M3: 1,234,482 km (0.119 R)
• M4: 1,702,873 km (0.086 R)
• M5: 2,379,354 km (0.108 R)
• M6: 2,880,956 km (0.095 R)
• M7: 3,641,511 km (0.061 R)
• M8: 4,903,818 km (0.056 R)
• M9: 6,055,572 km (0.045 R)
• M10: 6,774,839 km (0.104 R)
• M11: 7,333,288 km (0.095 R)
• M12: 7,972,968 km (0.116 R)
• M13: 8,463,799 km (0.118 R)
• M14: 9,592,215 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 13

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.7 AU - 2.74 AU

Year: 3096 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 175.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,061,008 km

• M1: 162,762 km (0.065 R)
• M2: 576,101 km (0.076 R)
• M3: 1,014,722 km (0.097 R)
• M4: 1,622,987 km (0.067 R)
• M5: 2,340,907 km (0.092 R)
• M6: 2,766,813 km (0.05 R)
• M7: 3,569,256 km (0.113 R)
• M8: 4,015,656 km (0.063 R)
• M9: 4,676,878 km (0.109 R)
• M10: 5,286,490 km (0.119 R)
• M11: 10,392,265 km (0.098 R)
• M12: 12,237,106 km (0.064 R)
• M13: 13,675,789 km (0.111 R)
• M14: 15,782,725 km (0.086 R)
• M15: 16,566,319 km (0.051 R)
• M16: 17,929,604 km (0.087 R)
• M17: 19,782,224 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.3

Radius: 8.4

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.1 AU - 3.94 AU

Year: 4559 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,061,008 km

• M1: 104,569 km (0.06 R)
• M2: 521,498 km (0.077 R)
• M3: 1,074,562 km (0.049 R)
• M4: 1,364,931 km (0.083 R)
• M5: 1,695,243 km (0.118 R)
• M6: 2,519,677 km (0.064 R)
• M7: 3,461,545 km (0.083 R)
• M8: 4,802,092 km (0.109 R)
• M9: 7,190,272 km (0.07 R)
• M10: 7,755,902 km (0.107 R)
• M11: 10,319,261 km (0.102 R)
• M12: 10,720,034 km (0.115 R)
• M13: 11,364,202 km (0.106 R)
• M14: 11,695,861 km (0.093 R)
• M15: 12,984,497 km (0.068 R)
• M16: 19,969,521 km (0.116 R)
• M17: 23,595,025 km (0.114 R)
• M18: 24,447,733 km (0.048 R)
• M19: 26,379,341 km (0.082 R)
• M20: 27,807,551 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.1

Radius: 7.3

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.05 AU - 8.07 AU

Year: 11598 Days

Day: 20 Hours

Environment

Temp: -223 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,061,008 km

• M1: 113,694 km (0.068 R)
• M2: 1,060,649 km (0.118 R)
• M3: 1,348,774 km (0.117 R)
• M4: 1,628,522 km (0.114 R)
• M5: 1,896,452 km (0.119 R)
• M6: 2,157,351 km (0.078 R)
• M7: 2,625,143 km (0.079 R)
• M8: 3,254,352 km (0.106 R)
• M9: 5,263,601 km (0.093 R)
• M10: 7,675,568 km (0.117 R)
• M11: 9,895,899 km (0.103 R)
• M12: 14,871,225 km (0.107 R)
• M13: 15,211,261 km (0.097 R)
• M14: 17,738,418 km (0.116 R)
• M15: 22,699,532 km (0.085 R)
• M16: 26,775,326 km (0.096 R)
• M17: 28,512,905 km (0.072 R)
• M18: 33,939,568 km (0.099 R)
• M19: 36,956,508 km (0.072 R)
• M20: 50,202,652 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.4

Radius: 3

Gravity: 97.93 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.32 AU - 11.44 AU

Year: 23084 Days

Day: 24.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,061,008 km

• M1: 37,250 km (0.088 R)
• M2: 287,078 km (0.062 R)
• M3: 431,440 km (0.097 R)
• M4: 525,089 km (0.108 R)
• M5: 1,248,993 km (0.069 R)
• M6: 1,476,681 km (0.057 R)
• M7: 1,712,148 km (0.099 R)
• M8: 2,775,340 km (0.12 R)
• M9: 2,909,529 km (0.119 R)
• M10: 3,398,415 km (0.073 R)
• M11: 4,837,397 km (0.049 R)
• M12: 5,111,310 km (0.109 R)
• M13: 6,685,230 km (0.101 R)
• M14: 7,478,248 km (0.077 R)
• M15: 8,004,533 km (0.04 R)
• M16: 12,615,738 km (0.084 R)
• M17: 12,909,997 km (0.102 R)
• M18: 13,208,744 km (0.096 R)
• M19: 15,767,017 km (0.096 R)
• M20: 19,307,849 km (0.091 R)
• M21: 20,194,067 km (0.104 R)
• M22: 20,495,357 km (0.107 R)
• M23: 25,498,957 km (0.097 R)
• M24: 26,087,475 km (0.066 R)
• M25: 27,783,317 km (0.092 R)
• M26: 31,392,365 km (0.102 R)
• M27: 33,448,588 km (0.096 R)
• M28: 35,447,066 km (0.119 R)
• M29: 36,475,551 km (0.086 R)
• M30: 38,131,600 km (0.109 R)
• M31: 38,591,763 km (0.12 R)
• M32: 39,837,015 km (0.117 R)
• M33: 42,407,406 km (0.085 R)
• M34: 49,312,395 km (0.041 R)
• M35: 50,041,535 km (0.119 R)
• M36: 52,271,890 km (0.104 R)
• M37: 59,358,790 km (0.082 R)
• M38: 61,435,208 km (0.044 R)
• M39: 78,325,406 km (0.114 R)
• M40: 82,599,417 km (0.179 R)
• M41: 85,184,618 km (0.081 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: 225 - 11,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit