🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527

Radius: 10.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.97 AU - 1.09 AU

Year: 675 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,290,923 km

• M1: 134,339 km (0.076 R)
• M2: 496,366 km (0.11 R)
• M3: 1,043,744 km (0.114 R)
• M4: 1,389,315 km (0.113 R)
• M5: 2,471,806 km (0.092 R)
• M6: 2,846,548 km (0.09 R)
• M7: 3,222,189 km (0.112 R)
• M8: 4,476,866 km (0.104 R)
• M9: 5,449,102 km (0.119 R)
• M10: 6,457,242 km (0.09 R)
• M11: 7,047,705 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.1

Radius: 10.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.02 AU - 1.28 AU

Year: 796 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 169.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,290,923 km

• M1: 129,402 km (0.036 R)
• M2: 469,438 km (0.047 R)
• M3: 899,083 km (0.115 R)
• M4: 1,687,614 km (0.114 R)
• M5: 2,165,728 km (0.102 R)
• M6: 2,874,523 km (0.11 R)
• M7: 4,466,693 km (0.115 R)
• M8: 5,062,093 km (0.077 R)
• M9: 5,671,106 km (0.056 R)
• M10: 6,686,127 km (0.044 R)
• M11: 7,259,835 km (0.116 R)
• M12: 7,818,284 km (0.088 R)
• M13: 8,505,686 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 13.3

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.95 AU - 2.25 AU

Year: 1965 Days

Day: 13.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,290,923 km

• M1: 165,455 km (0.05 R)
• M2: 665,860 km (0.117 R)
• M3: 1,137,243 km (0.088 R)
• M4: 1,602,044 km (0.1 R)
• M5: 2,087,040 km (0.046 R)
• M6: 2,586,547 km (0.103 R)
• M7: 3,634,630 km (0.066 R)
• M8: 4,405,208 km (0.108 R)
• M9: 5,512,831 km (0.11 R)
• M10: 6,297,771 km (0.025 R)
• M11: 6,879,707 km (0.119 R)
• M12: 7,439,801 km (0.084 R)
• M13: 8,399,172 km (0.088 R)
• M14: 9,678,085 km (0.106 R)
• M15: 10,274,681 km (0.113 R)
• M16: 11,503,029 km (0.074 R)
• M17: 12,052,801 km (0.066 R)
• M18: 12,994,071 km (0.115 R)
• M19: 13,418,331 km (0.089 R)
• M20: 16,308,113 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.7

Radius: 11.3

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.86 AU - 5.7 AU

Year: 7834 Days

Day: 6.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,290,923 km

• M1: 140,622 km (0.071 R)
• M2: 610,659 km (0.067 R)
• M3: 992,881 km (0.076 R)
• M4: 1,456,335 km (0.108 R)
• M5: 1,987,857 km (0.066 R)
• M6: 2,646,237 km (0.088 R)
• M7: 3,445,089 km (0.108 R)
• M8: 4,449,639 km (0.084 R)
• M9: 6,509,751 km (0.108 R)
• M10: 7,102,159 km (0.099 R)
• M11: 7,844,763 km (0.105 R)
• M12: 9,354,355 km (0.103 R)
• M13: 10,018,569 km (0.085 R)
• M14: 12,886,660 km (0.056 R)
• M15: 14,162,281 km (0.088 R)
• M16: 15,157,855 km (0.079 R)
• M17: 17,884,126 km (0.063 R)
• M18: 19,257,136 km (0.111 R)
• M19: 20,625,657 km (0.09 R)
• M20: 22,445,515 km (0.099 R)
• M21: 25,457,369 km (0.031 R)
• M22: 28,180,200 km (0.08 R)
• M23: 32,071,988 km (0.112 R)
• M24: 33,072,948 km (0.105 R)
• M25: 33,581,132 km (0.096 R)
• M26: 34,717,477 km (0.041 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.2

Radius: 3.4

Gravity: 67.92 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.2 AU - 9.46 AU

Year: 16942 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,290,923 km

• M1: 42,336 km (0.101 R)
• M2: 198,816 km (0.068 R)
• M3: 437,424 km (0.081 R)
• M4: 875,746 km (0.103 R)
• M5: 1,196,035 km (0.088 R)
• M6: 1,507,947 km (0.076 R)
• M7: 2,206,269 km (0.065 R)
• M8: 2,443,232 km (0.115 R)
• M9: 2,556,478 km (0.094 R)
• M10: 3,478,450 km (0.05 R)
• M11: 4,881,229 km (0.095 R)
• M12: 5,988,253 km (0.119 R)
• M13: 6,278,623 km (0.087 R)
• M14: 6,621,800 km (0.067 R)
• M15: 7,345,555 km (0.027 R)
• M16: 10,470,505 km (0.028 R)
• M17: 11,199,196 km (0.088 R)
• M18: 11,639,462 km (0.078 R)
• M19: 12,554,702 km (0.061 R)
• M20: 12,756,809 km (0.062 R)
• M21: 13,587,376 km (0.077 R)
• M22: 15,278,580 km (0.091 R)
• M23: 19,790,153 km (0.067 R)
• M24: 20,526,025 km (0.067 R)
• M25: 24,796,146 km (0.084 R)
• M26: 25,221,004 km (0.085 R)
• M27: 31,566,348 km (0.116 R)
• M28: 35,572,429 km (0.061 R)
• M29: 36,384,895 km (0.096 R)
• M30: 37,348,604 km (0.11 R)
• M31: 38,187,848 km (0.107 R)
• M32: 38,754,376 km (0.118 R)
• M33: 45,360,468 km (0.057 R)
• M34: 49,764,180 km (0.099 R)
• M35: 53,379,961 km (0.103 R)
• M36: 54,802,188 km (0.075 R)
• M37: 59,031,619 km (0.099 R)
• M38: 59,598,745 km (0.074 R)
• M39: 62,489,424 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 17,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit