🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.1

Radius: 11.8

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.49 AU - 0.69 AU

Year: 302 Days

Day: 10.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,533,265 km

• M1: 148,102 km (0.067 R)
• M2: 532,120 km (0.102 R)
• M3: 932,144 km (0.082 R)
• M4: 1,329,177 km (0.095 R)
• M5: 1,904,680 km (0.098 R)
• M6: 2,357,513 km (0.107 R)
• M7: 2,760,230 km (0.105 R)
• M8: 3,355,181 km (0.058 R)
• M9: 4,119,028 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 10.8

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.95 AU - 0.95 AU

Year: 617 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,533,265 km

• M1: 134,339 km (0.072 R)
• M2: 702,063 km (0.099 R)
• M3: 1,228,797 km (0.038 R)
• M4: 2,435,304 km (0.114 R)
• M5: 2,806,755 km (0.119 R)
• M6: 4,022,836 km (0.083 R)
• M7: 4,588,615 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.1

Radius: 9.3

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.04 AU - 1.7 AU

Year: 1069 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,533,265 km

• M1: 115,938 km (0.049 R)
• M2: 455,077 km (0.115 R)
• M3: 778,657 km (0.078 R)
• M4: 1,093,860 km (0.039 R)
• M5: 1,390,662 km (0.098 R)
• M6: 1,760,767 km (0.074 R)
• M7: 2,120,699 km (0.077 R)
• M8: 2,457,893 km (0.118 R)
• M9: 2,766,364 km (0.109 R)
• M10: 3,213,213 km (0.099 R)
• M11: 3,614,135 km (0.079 R)
• M12: 4,626,015 km (0.1 R)
• M13: 5,237,721 km (0.086 R)
• M14: 5,542,452 km (0.049 R)
• M15: 7,149,881 km (0.09 R)
• M16: 7,474,957 km (0.09 R)
• M17: 8,154,730 km (0.102 R)
• M18: 8,509,725 km (0.098 R)
• M19: 10,221,125 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.7

Radius: 12.9

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.13 AU - 6.45 AU

Year: 8114 Days

Day: 14 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,533,265 km

• M1: 160,519 km (0.065 R)
• M2: 649,704 km (0.094 R)
• M3: 1,409,062 km (0.067 R)
• M4: 1,849,628 km (0.074 R)
• M5: 2,608,987 km (0.106 R)
• M6: 5,526,594 km (0.038 R)
• M7: 6,534,734 km (0.074 R)
• M8: 7,418,558 km (0.074 R)
• M9: 8,207,388 km (0.104 R)
• M10: 8,778,852 km (0.115 R)
• M11: 9,236,472 km (0.118 R)
• M12: 11,017,135 km (0.063 R)
• M13: 13,075,751 km (0.107 R)
• M14: 15,978,100 km (0.078 R)
• M15: 22,427,114 km (0.034 R)
• M16: 22,939,038 km (0.098 R)
• M17: 25,339,635 km (0.092 R)
• M18: 26,648,168 km (0.106 R)
• M19: 30,013,073 km (0.112 R)
• M20: 33,319,335 km (0.11 R)
• M21: 33,986,243 km (0.102 R)
• M22: 40,646,340 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.5

Radius: 12.6

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.1 AU - 5.9 AU

Year: 8601 Days

Day: 7.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,533,265 km

• M1: 156,928 km (0.117 R)
• M2: 799,002 km (0.092 R)
• M3: 1,376,151 km (0.12 R)
• M4: 3,221,740 km (0.099 R)
• M5: 4,390,398 km (0.115 R)
• M6: 5,446,858 km (0.11 R)
• M7: 8,508,678 km (0.116 R)
• M8: 9,820,651 km (0.057 R)
• M9: 14,927,324 km (0.118 R)
• M10: 16,829,611 km (0.105 R)
• M11: 20,652,734 km (0.109 R)
• M12: 22,847,036 km (0.095 R)
• M13: 24,421,852 km (0.087 R)
• M14: 29,005,382 km (0.106 R)
• M15: 31,751,250 km (0.102 R)

Asteroid Belt

Center: 7.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914

Radius: 3.1

Gravity: 95.11 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.77 AU - 10.33 AU

Year: 18155 Days

Day: 22.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 78,533,265 km

• M1: 38,596 km (0.103 R)
• M2: 140,173 km (0.089 R)
• M3: 277,803 km (0.029 R)
• M4: 666,459 km (0.102 R)
• M5: 1,031,477 km (0.109 R)
• M6: 1,250,339 km (0.094 R)
• M7: 1,450,202 km (0.064 R)
• M8: 1,583,493 km (0.115 R)
• M9: 2,094,969 km (0.103 R)
• M10: 2,399,699 km (0.107 R)
• M11: 2,758,136 km (0.117 R)
• M12: 3,432,972 km (0.071 R)
• M13: 3,670,384 km (0.099 R)
• M14: 4,014,608 km (0.069 R)
• M15: 4,111,997 km (0.108 R)
• M16: 4,876,143 km (0.085 R)
• M17: 5,099,941 km (0.098 R)
• M18: 6,455,148 km (0.057 R)
• M19: 7,629,192 km (0.117 R)
• M20: 7,981,794 km (0.095 R)
• M21: 8,345,168 km (0.114 R)
• M22: 9,160,775 km (0.096 R)
• M23: 10,027,994 km (0.114 R)
• M24: 10,268,248 km (0.113 R)
• M25: 10,512,392 km (0.078 R)
• M26: 11,462,039 km (0.06 R)
• M27: 12,125,955 km (0.064 R)
• M28: 14,498,876 km (0.092 R)
• M29: 16,740,301 km (0.098 R)
• M30: 22,605,435 km (0.105 R)
• M31: 27,778,081 km (0.115 R)
• M32: 28,014,146 km (0.073 R)
• M33: 29,214,669 km (0.102 R)
• M34: 29,951,139 km (0.084 R)
• M35: 34,495,773 km (0.03 R)
• M36: 43,635,455 km (0.057 R)
• M37: 50,489,880 km (0.107 R)
• M38: 61,361,007 km (0.081 R)
• M39: 61,560,870 km (0.086 R)
• M40: 70,795,996 km (0.091 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: 463 - 19,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit