🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 10.8

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.41 AU - 2.05 AU

Year: 1469 Days

Day: 9.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,741,263 km

• M1: 134,339 km (0.114 R)
• M2: 812,017 km (0.052 R)
• M3: 1,492,538 km (0.088 R)
• M4: 1,870,422 km (0.078 R)
• M5: 2,421,690 km (0.103 R)
• M6: 3,078,724 km (0.034 R)
• M7: 4,592,355 km (0.109 R)
• M8: 5,192,991 km (0.112 R)
• M9: 5,556,364 km (0.106 R)
• M10: 6,478,635 km (0.077 R)
• M11: 6,849,787 km (0.12 R)
• M12: 7,473,311 km (0.091 R)
• M13: 8,954,181 km (0.108 R)
• M14: 9,415,690 km (0.098 R)
• M15: 10,826,996 km (0.099 R)
• M16: 11,244,823 km (0.117 R)
• M17: 11,928,635 km (0.105 R)
• M18: 12,336,888 km (0.109 R)
• M19: 13,064,382 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 9.2

Gravity: 10.68 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.96 AU - 3 AU

Year: 2522 Days

Day: 6.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,741,263 km

• M1: 115,041 km (0.105 R)
• M2: 421,268 km (0.035 R)
• M3: 748,289 km (0.116 R)
• M4: 1,296,116 km (0.08 R)
• M5: 1,638,545 km (0.119 R)
• M6: 2,226,316 km (0.108 R)
• M7: 2,882,751 km (0.088 R)
• M8: 3,364,307 km (0.096 R)
• M9: 4,292,561 km (0.093 R)
• M10: 5,740,519 km (0.037 R)
• M11: 8,166,548 km (0.12 R)
• M12: 8,605,618 km (0.105 R)
• M13: 9,753,931 km (0.106 R)
• M14: 11,246,469 km (0.107 R)
• M15: 18,985,316 km (0.106 R)
• M16: 19,398,206 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.9

Radius: 15

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.4 AU - 2.62 AU

Year: 2568 Days

Day: 9.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,741,263 km

• M1: 187,446 km (0.098 R)
• M2: 685,607 km (0.117 R)
• M3: 1,300,604 km (0.107 R)
• M4: 1,953,599 km (0.068 R)
• M5: 2,579,366 km (0.033 R)
• M6: 3,857,979 km (0.038 R)
• M7: 4,629,007 km (0.054 R)
• M8: 5,729,150 km (0.082 R)
• M9: 7,266,118 km (0.116 R)
• M10: 7,952,772 km (0.109 R)
• M11: 8,580,485 km (0.086 R)
• M12: 9,935,243 km (0.1 R)
• M13: 12,402,561 km (0.109 R)
• M14: 16,541,186 km (0.118 R)
• M15: 17,676,784 km (0.087 R)
• M16: 20,406,197 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.63 AU - 5.45 AU

Year: 7306 Days

Day: 5.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,741,263 km

• M1: 99,782 km (0.114 R)
• M2: 598,242 km (0.091 R)
• M3: 888,911 km (0.09 R)
• M4: 1,730,548 km (0.077 R)
• M5: 2,136,557 km (0.087 R)
• M6: 2,947,826 km (0.095 R)
• M7: 3,219,645 km (0.099 R)
• M8: 5,856,009 km (0.034 R)
• M9: 6,576,173 km (0.093 R)
• M10: 7,530,906 km (0.062 R)
• M11: 7,893,382 km (0.11 R)
• M12: 10,856,467 km (0.099 R)
• M13: 11,747,173 km (0.1 R)
• M14: 13,995,928 km (0.101 R)
• M15: 14,433,502 km (0.097 R)
• M16: 16,216,110 km (0.099 R)
• M17: 16,944,053 km (0.055 R)
• M18: 22,586,586 km (0.038 R)
• M19: 26,032,573 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.8

Radius: 4.4

Gravity: 25.76 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.96 AU - 8.1 AU

Year: 10774 Days

Day: 19.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,741,263 km

• M1: 54,753 km (0.108 R)
• M2: 220,058 km (0.12 R)
• M3: 556,654 km (0.04 R)
• M4: 736,919 km (0.097 R)
• M5: 1,787,246 km (0.084 R)
• M6: 2,329,089 km (0.047 R)
• M7: 2,658,055 km (0.105 R)
• M8: 3,337,080 km (0.076 R)
• M9: 3,780,787 km (0.107 R)
• M10: 4,070,558 km (0.11 R)
• M11: 5,155,292 km (0.086 R)
• M12: 5,815,468 km (0.11 R)
• M13: 7,262,079 km (0.107 R)
• M14: 8,046,869 km (0.109 R)
• M15: 8,219,057 km (0.117 R)
• M16: 10,430,712 km (0.042 R)
• M17: 10,790,943 km (0.107 R)
• M18: 12,314,747 km (0.111 R)
• M19: 14,990,006 km (0.1 R)
• M20: 23,057,819 km (0.063 R)
• M21: 23,580,514 km (0.118 R)
• M22: 24,740,346 km (0.105 R)
• M23: 26,980,275 km (0.079 R)
• M24: 32,398,411 km (0.036 R)
• M25: 33,496,010 km (0.074 R)
• M26: 33,941,812 km (0.064 R)
• M27: 34,845,533 km (0.061 R)
• M28: 40,732,658 km (0.116 R)
• M29: 40,986,077 km (0.064 R)
• M30: 42,920,676 km (0.04 R)
• M31: 43,578,757 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.3

Radius: 7.3

Gravity: 16.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.38 AU - 9.32 AU

Year: 15579 Days

Day: 22 Hours

Environment

Temp: -217 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,741,263 km

• M1: 91,404 km (0.092 R)
• M2: 615,146 km (0.078 R)
• M3: 905,516 km (0.099 R)
• M4: 1,372,261 km (0.087 R)
• M5: 1,619,696 km (0.084 R)
• M6: 2,047,546 km (0.103 R)
• M7: 2,351,828 km (0.078 R)
• M8: 4,415,980 km (0.049 R)
• M9: 4,786,533 km (0.115 R)
• M10: 6,870,282 km (0.115 R)
• M11: 7,508,317 km (0.092 R)
• M12: 7,890,240 km (0.08 R)
• M13: 9,114,250 km (0.082 R)
• M14: 11,552,995 km (0.087 R)
• M15: 12,454,023 km (0.074 R)
• M16: 12,854,197 km (0.103 R)
• M17: 13,194,233 km (0.096 R)
• M18: 15,362,056 km (0.09 R)
• M19: 15,977,950 km (0.092 R)
• M20: 21,039,145 km (0.1 R)
• M21: 22,379,841 km (0.096 R)
• M22: 34,692,644 km (0.054 R)
• M23: 37,795,603 km (0.111 R)
• M24: 38,493,776 km (0.068 R)
• M25: 40,060,215 km (0.112 R)
• M26: 48,042,758 km (0.103 R)
• M27: 60,946,023 km (0.036 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: 415 - 14,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit