🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.5

Radius: 10.7

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.39 AU - 2.23 AU

Year: 1652 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,402,536 km

• M1: 133,142 km (0.11 R)
• M2: 494,271 km (0.086 R)
• M3: 1,335,161 km (0.116 R)
• M4: 1,770,640 km (0.099 R)
• M5: 2,387,881 km (0.056 R)
• M6: 2,860,910 km (0.096 R)
• M7: 3,871,144 km (0.111 R)
• M8: 4,507,384 km (0.103 R)
• M9: 5,018,709 km (0.111 R)
• M10: 6,085,043 km (0.113 R)
• M11: 6,659,050 km (0.08 R)
• M12: 8,297,595 km (0.093 R)
• M13: 10,892,071 km (0.104 R)
• M14: 11,254,996 km (0.094 R)
• M15: 12,120,868 km (0.096 R)
• M16: 12,471,526 km (0.086 R)
• M17: 13,193,186 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.6

Radius: 12.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.43 AU - 3.23 AU

Year: 3229 Days

Day: 13.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,402,536 km

• M1: 155,432 km (0.111 R)
• M2: 574,905 km (0.107 R)
• M3: 1,080,545 km (0.059 R)
• M4: 1,725,013 km (0.109 R)
• M5: 2,271,943 km (0.117 R)
• M6: 3,791,109 km (0.077 R)
• M7: 4,788,478 km (0.071 R)
• M8: 5,498,919 km (0.087 R)
• M9: 8,088,458 km (0.083 R)
• M10: 8,869,658 km (0.05 R)
• M11: 9,907,717 km (0.094 R)
• M12: 11,789,210 km (0.071 R)
• M13: 15,673,070 km (0.105 R)

Asteroid Belt

Center: 3.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.9

Radius: 14.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.67 AU - 5.99 AU

Year: 7200 Days

Day: 10.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,402,536 km

• M1: 175,329 km (0.093 R)
• M2: 1,555,070 km (0.05 R)
• M3: 2,114,416 km (0.1 R)
• M4: 3,956,564 km (0.09 R)
• M5: 7,771,759 km (0.036 R)
• M6: 10,579,861 km (0.047 R)
• M7: 13,719,322 km (0.112 R)
• M8: 16,708,137 km (0.098 R)
• M9: 19,092,428 km (0.082 R)
• M10: 26,163,770 km (0.095 R)
• M11: 31,013,434 km (0.113 R)
• M12: 31,809,294 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.1

Radius: 7.7

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.54 AU - 7.28 AU

Year: 9745 Days

Day: 22.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 99 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,402,536 km

• M1: 95,743 km (0.093 R)
• M2: 340,934 km (0.03 R)
• M3: 648,507 km (0.064 R)
• M4: 1,301,352 km (0.086 R)
• M5: 1,603,689 km (0.026 R)
• M6: 1,919,191 km (0.072 R)
• M7: 2,983,730 km (0.118 R)
• M8: 3,566,114 km (0.097 R)
• M9: 5,118,940 km (0.039 R)
• M10: 10,795,282 km (0.106 R)
• M11: 14,750,350 km (0.112 R)
• M12: 18,853,221 km (0.119 R)
• M13: 19,658,058 km (0.084 R)
• M14: 20,738,454 km (0.119 R)
• M15: 24,784,478 km (0.093 R)
• M16: 25,749,982 km (0.106 R)
• M17: 28,902,458 km (0.114 R)
• M18: 30,626,125 km (0.074 R)
• M19: 33,688,393 km (0.093 R)
• M20: 34,514,323 km (0.03 R)
• M21: 38,848,024 km (0.102 R)
• M22: 45,077,130 km (0.082 R)
• M23: 48,129,824 km (0.118 R)
• M24: 51,784,201 km (0.117 R)
• M25: 52,096,860 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 5.1

Gravity: 28.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.83 AU - 6.99 AU

Year: 9745 Days

Day: 22.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,402,536 km

• M1: 64,327 km (0.083 R)
• M2: 230,680 km (0.072 R)
• M3: 662,270 km (0.116 R)
• M4: 2,058,467 km (0.093 R)
• M5: 3,611,741 km (0.084 R)
• M6: 4,315,899 km (0.093 R)
• M7: 6,777,232 km (0.114 R)
• M8: 7,255,646 km (0.1 R)
• M9: 8,549,967 km (0.118 R)
• M10: 8,779,749 km (0.062 R)
• M11: 10,453,002 km (0.091 R)
• M12: 11,364,501 km (0.042 R)
• M13: 11,698,553 km (0.084 R)
• M14: 12,096,484 km (0.076 R)
• M15: 13,841,543 km (0.056 R)
• M16: 15,407,384 km (0.09 R)
• M17: 16,799,242 km (0.096 R)
• M18: 19,041,266 km (0.061 R)
• M19: 20,478,004 km (0.077 R)
• M20: 20,641,963 km (0.079 R)
• M21: 24,938,563 km (0.096 R)
• M22: 25,978,717 km (0.059 R)
• M23: 28,756,750 km (0.072 R)
• M24: 29,480,953 km (0.057 R)
• M25: 29,900,126 km (0.081 R)
• M26: 32,499,539 km (0.063 R)
• M27: 33,853,998 km (0.118 R)
• M28: 38,266,687 km (0.07 R)
• M29: 42,645,865 km (0.093 R)
• M30: 43,047,535 km (0.108 R)
• M31: 45,232,861 km (0.113 R)
• M32: 46,070,908 km (0.112 R)
• M33: 47,347,576 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.8

Radius: 4.3

Gravity: 40.82 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.66 AU - 8.04 AU

Year: 12160 Days

Day: 16.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 56,402,536 km

• M1: 53,406 km (0.11 R)
• M2: 211,382 km (0.111 R)
• M3: 355,445 km (0.081 R)
• M4: 590,313 km (0.091 R)
• M5: 822,788 km (0.086 R)
• M6: 1,605,484 km (0.087 R)
• M7: 2,005,808 km (0.106 R)
• M8: 3,344,859 km (0.095 R)
• M9: 5,361,288 km (0.06 R)
• M10: 5,574,166 km (0.104 R)
• M11: 5,978,829 km (0.119 R)
• M12: 6,846,496 km (0.117 R)
• M13: 8,926,355 km (0.114 R)
• M14: 10,055,670 km (0.108 R)
• M15: 10,878,159 km (0.069 R)
• M16: 13,876,698 km (0.108 R)
• M17: 14,481,523 km (0.079 R)
• M18: 15,033,688 km (0.113 R)
• M19: 15,960,896 km (0.103 R)
• M20: 18,484,313 km (0.104 R)
• M21: 18,807,145 km (0.056 R)
• M22: 19,051,738 km (0.087 R)
• M23: 19,547,355 km (0.076 R)
• M24: 20,051,500 km (0.098 R)
• M25: 20,221,443 km (0.07 R)
• M26: 23,073,078 km (0.053 R)
• M27: 23,259,776 km (0.116 R)
• M28: 23,636,015 km (0.078 R)
• M29: 25,379,877 km (0.115 R)
• M30: 27,207,514 km (0.116 R)
• M31: 27,625,341 km (0.086 R)
• M32: 31,008,946 km (0.1 R)
• M33: 33,690,936 km (0.112 R)
• M34: 39,112,064 km (0.114 R)
• M35: 43,788,942 km (0.027 R)
• M36: 48,213,299 km (0.025 R)
• M37: 48,978,642 km (0.034 R)
• M38: 51,481,714 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit