🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 11.8

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.29 AU - 1.97 AU

Year: 1463 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,578,160 km

• M1: 147,204 km (0.119 R)
• M2: 523,742 km (0.078 R)
• M3: 991,684 km (0.094 R)
• M4: 1,400,386 km (0.117 R)
• M5: 2,159,744 km (0.08 R)
• M6: 2,669,125 km (0.115 R)
• M7: 3,468,127 km (0.097 R)
• M8: 4,352,849 km (0.059 R)
• M9: 5,266,593 km (0.085 R)
• M10: 6,304,054 km (0.115 R)
• M11: 7,068,200 km (0.097 R)
• M12: 7,448,628 km (0.09 R)
• M13: 8,862,477 km (0.079 R)
• M14: 9,705,311 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.1

Radius: 14.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.57 AU - 3.71 AU

Year: 3911 Days

Day: 10.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,578,160 km

• M1: 179,218 km (0.108 R)
• M2: 831,914 km (0.116 R)
• M3: 1,501,514 km (0.053 R)
• M4: 2,149,572 km (0.114 R)
• M5: 2,619,010 km (0.083 R)
• M6: 4,631,550 km (0.061 R)
• M7: 5,330,920 km (0.072 R)
• M8: 6,717,692 km (0.097 R)
• M9: 8,333,200 km (0.113 R)
• M10: 11,224,029 km (0.077 R)
• M11: 11,743,433 km (0.036 R)
• M12: 14,917,900 km (0.098 R)
• M13: 17,328,071 km (0.115 R)
• M14: 18,515,280 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.9

Radius: 10.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.55 AU - 5.27 AU

Year: 7648 Days

Day: 15 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,578,160 km

• M1: 135,536 km (0.098 R)
• M2: 743,053 km (0.058 R)
• M3: 1,269,936 km (0.069 R)
• M4: 2,006,556 km (0.085 R)
• M5: 2,445,476 km (0.059 R)
• M6: 4,770,676 km (0.1 R)
• M7: 12,541,837 km (0.057 R)
• M8: 13,028,628 km (0.103 R)
• M9: 24,680,806 km (0.071 R)
• M10: 26,756,477 km (0.119 R)
• M11: 27,928,127 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.3

Radius: 14.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.18 AU - 5.2 AU

Year: 8311 Days

Day: 11.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 56,578,160 km

• M1: 208,240 km (0.119 R)
• M2: 1,206,956 km (0.101 R)
• M3: 3,193,316 km (0.107 R)
• M4: 8,817,598 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42

Radius: 4.5

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.18 AU - 6.24 AU

Year: 10878 Days

Day: 18.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,578,160 km

• M1: 65,075 km (0.075 R)
• M2: 265,387 km (0.079 R)
• M3: 3,501,039 km (0.117 R)
• M4: 3,925,598 km (0.056 R)
• M5: 4,580,986 km (0.101 R)
• M6: 11,128,586 km (0.073 R)
• M7: 12,255,806 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.6

Radius: 5.8

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.32 AU - 7.6 AU

Year: 11541 Days

Day: 15.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,578,160 km

• M1: 73,004 km (0.091 R)
• M2: 430,543 km (0.104 R)
• M3: 774,319 km (0.063 R)
• M4: 1,736,682 km (0.07 R)
• M5: 2,528,952 km (0.061 R)
• M6: 3,161,601 km (0.043 R)
• M7: 3,663,502 km (0.086 R)
• M8: 3,946,990 km (0.094 R)
• M9: 5,895,652 km (0.104 R)
• M10: 7,598,973 km (0.075 R)
• M11: 8,496,112 km (0.054 R)
• M12: 8,719,761 km (0.111 R)
• M13: 9,461,916 km (0.09 R)
• M14: 10,045,647 km (0.079 R)
• M15: 10,860,805 km (0.087 R)
• M16: 12,221,548 km (0.115 R)
• M17: 13,090,412 km (0.03 R)
• M18: 14,124,133 km (0.078 R)
• M19: 15,342,608 km (0.119 R)
• M20: 16,979,807 km (0.041 R)
• M21: 17,986,750 km (0.09 R)
• M22: 18,654,854 km (0.036 R)
• M23: 19,033,038 km (0.105 R)
• M24: 19,804,664 km (0.1 R)
• M25: 25,521,546 km (0.041 R)
• M26: 25,987,693 km (0.062 R)
• M27: 27,419,943 km (0.117 R)
• M28: 33,454,422 km (0.108 R)
• M29: 33,788,624 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.7

Radius: 4.1

Gravity: 21.4 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.13 AU - 9.05 AU

Year: 17697 Days

Day: 15.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,578,160 km

• M1: 51,761 km (0.08 R)
• M2: 333,603 km (0.098 R)
• M3: 476,619 km (0.07 R)
• M4: 775,216 km (0.119 R)
• M5: 1,010,534 km (0.065 R)
• M6: 1,318,705 km (0.106 R)
• M7: 2,100,952 km (0.056 R)
• M8: 2,372,173 km (0.088 R)
• M9: 3,302,074 km (0.088 R)
• M10: 3,723,192 km (0.062 R)
• M11: 5,375,650 km (0.084 R)
• M12: 5,734,535 km (0.098 R)
• M13: 9,978,028 km (0.107 R)
• M14: 15,008,556 km (0.115 R)
• M15: 16,155,074 km (0.075 R)
• M16: 16,376,329 km (0.112 R)
• M17: 22,771,937 km (0.093 R)
• M18: 26,160,329 km (0.104 R)
• M19: 31,676,601 km (0.079 R)
• M20: 32,606,651 km (0.12 R)
• M21: 33,078,483 km (0.107 R)
• M22: 34,156,784 km (0.103 R)
• M23: 35,134,556 km (0.114 R)
• M24: 37,660,666 km (0.108 R)
• M25: 41,259,242 km (0.108 R)
• M26: 45,519,042 km (0.119 R)
• M27: 46,108,158 km (0.071 R)
• M28: 46,404,661 km (0.087 R)
• M29: 46,702,510 km (0.038 R)
• M30: 47,001,557 km (0.115 R)
• M31: 47,151,603 km (0.065 R)
• M32: 47,754,782 km (0.089 R)
• M33: 48,058,316 km (0.068 R)
• M34: 50,062,628 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 14,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit