🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 13.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.49 AU - 0.57 AU

Year: 266 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,777,350 km

• M1: 172,935 km (0.053 R)
• M2: 651,648 km (0.097 R)
• M3: 1,170,753 km (0.102 R)
• M4: 1,788,891 km (0.097 R)
• M5: 2,283,611 km (0.116 R)
• M6: 3,068,252 km (0.063 R)
• M7: 3,764,182 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 8.3

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.36 AU - 3.6 AU

Year: 3551 Days

Day: 11.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,777,350 km

• M1: 103,223 km (0.076 R)
• M2: 379,829 km (0.034 R)
• M3: 668,104 km (0.066 R)
• M4: 1,527,843 km (0.042 R)
• M5: 2,243,968 km (0.119 R)
• M6: 3,296,090 km (0.116 R)
• M7: 3,684,296 km (0.114 R)
• M8: 4,059,488 km (0.115 R)
• M9: 5,932,603 km (0.061 R)
• M10: 6,871,479 km (0.118 R)
• M11: 8,784,088 km (0.103 R)
• M12: 9,115,597 km (0.106 R)
• M13: 10,120,446 km (0.104 R)
• M14: 12,257,302 km (0.094 R)
• M15: 13,576,904 km (0.052 R)
• M16: 14,170,509 km (0.094 R)
• M17: 18,101,791 km (0.086 R)
• M18: 20,443,895 km (0.052 R)
• M19: 22,090,669 km (0.111 R)
• M20: 22,635,803 km (0.113 R)
• M21: 23,189,764 km (0.082 R)
• M22: 23,752,851 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.5

Radius: 14.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.85 AU - 3.19 AU

Year: 3623 Days

Day: 12.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,777,350 km

• M1: 179,069 km (0.105 R)
• M2: 761,902 km (0.098 R)
• M3: 1,332,019 km (0.107 R)
• M4: 2,333,278 km (0.066 R)
• M5: 2,809,298 km (0.118 R)
• M6: 3,749,970 km (0.041 R)
• M7: 4,694,830 km (0.116 R)
• M8: 6,020,716 km (0.109 R)
• M9: 6,647,232 km (0.052 R)
• M10: 8,279,644 km (0.072 R)
• M11: 9,325,183 km (0.116 R)
• M12: 10,457,190 km (0.093 R)
• M13: 11,276,089 km (0.095 R)
• M14: 13,586,479 km (0.094 R)
• M15: 19,189,816 km (0.101 R)
• M16: 19,765,170 km (0.104 R)
• M17: 20,483,988 km (0.054 R)
• M18: 21,288,076 km (0.079 R)
• M19: 24,492,163 km (0.107 R)
• M20: 25,936,830 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.8

Radius: 8.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.69 AU - 5.35 AU

Year: 6633 Days

Day: 10.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 76.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,777,350 km

• M1: 110,702 km (0.12 R)
• M2: 746,493 km (0.032 R)
• M3: 1,160,131 km (0.059 R)
• M4: 1,539,063 km (0.112 R)
• M5: 3,162,349 km (0.11 R)
• M6: 4,104,218 km (0.055 R)
• M7: 4,418,224 km (0.063 R)
• M8: 6,622,399 km (0.084 R)
• M9: 7,474,807 km (0.108 R)
• M10: 8,363,119 km (0.103 R)
• M11: 12,628,753 km (0.086 R)
• M12: 14,545,251 km (0.056 R)
• M13: 14,856,415 km (0.102 R)
• M14: 16,704,397 km (0.117 R)
• M15: 18,579,008 km (0.117 R)
• M16: 21,513,520 km (0.076 R)
• M17: 22,258,518 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.9

Radius: 3.4

Gravity: 75.42 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.89 AU - 7.15 AU

Year: 10195 Days

Day: 21.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 45,777,350 km

• M1: 42,336 km (0.114 R)
• M2: 152,590 km (0.065 R)
• M3: 380,577 km (0.114 R)
• M4: 488,736 km (0.04 R)
• M5: 733,329 km (0.114 R)
• M6: 1,031,926 km (0.099 R)
• M7: 1,578,557 km (0.094 R)
• M8: 2,127,132 km (0.101 R)
• M9: 2,599,113 km (0.116 R)
• M10: 2,859,563 km (0.045 R)
• M11: 4,021,789 km (0.06 R)
• M12: 4,281,341 km (0.093 R)
• M13: 4,430,191 km (0.107 R)
• M14: 4,551,814 km (0.11 R)
• M15: 5,328,826 km (0.114 R)
• M16: 5,784,800 km (0.059 R)
• M17: 6,419,544 km (0.114 R)
• M18: 10,354,267 km (0.083 R)
• M19: 12,879,030 km (0.096 R)
• M20: 17,315,056 km (0.108 R)
• M21: 17,541,248 km (0.096 R)
• M22: 18,154,300 km (0.079 R)
• M23: 19,180,841 km (0.071 R)
• M24: 19,585,652 km (0.065 R)
• M25: 22,047,136 km (0.105 R)
• M26: 22,941,581 km (0.087 R)
• M27: 23,953,013 km (0.081 R)
• M28: 25,282,788 km (0.118 R)
• M29: 25,769,430 km (0.048 R)
• M30: 26,962,772 km (0.078 R)
• M31: 33,485,539 km (0.116 R)
• M32: 34,190,444 km (0.084 R)
• M33: 34,905,222 km (0.117 R)
• M34: 39,795,128 km (0.103 R)
• M35: 45,981,898 km (0.059 R)
• M36: 46,126,259 km (0.052 R)
• M37: 49,226,975 km (0.069 R)
• M38: 51,993,039 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.6

Radius: 7

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.03 AU - 7.17 AU

Year: 11704 Days

Day: 17.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,777,350 km

• M1: 87,814 km (0.095 R)
• M2: 593,754 km (0.106 R)
• M3: 862,581 km (0.046 R)
• M4: 1,133,653 km (0.108 R)
• M5: 1,409,062 km (0.119 R)
• M6: 1,729,052 km (0.072 R)
• M7: 3,077,527 km (0.09 R)
• M8: 4,140,570 km (0.119 R)
• M9: 4,362,573 km (0.083 R)
• M10: 5,045,936 km (0.071 R)
• M11: 6,774,390 km (0.109 R)
• M12: 7,083,609 km (0.034 R)
• M13: 7,402,252 km (0.11 R)
• M14: 9,423,319 km (0.048 R)
• M15: 12,064,470 km (0.113 R)
• M16: 12,347,359 km (0.055 R)
• M17: 14,264,307 km (0.096 R)
• M18: 14,837,266 km (0.049 R)
• M19: 15,691,769 km (0.067 R)
• M20: 16,097,030 km (0.1 R)
• M21: 17,283,341 km (0.048 R)
• M22: 18,303,299 km (0.114 R)
• M23: 18,752,392 km (0.064 R)
• M24: 19,672,718 km (0.118 R)
• M25: 27,264,661 km (0.069 R)
• M26: 27,752,350 km (0.089 R)
• M27: 28,345,206 km (0.077 R)
• M28: 30,591,119 km (0.081 R)
• M29: 31,650,272 km (0.077 R)
• M30: 34,745,452 km (0.101 R)
• M31: 35,434,051 km (0.117 R)
• M32: 37,314,646 km (0.097 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 10,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit