🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.5

Radius: 8.9

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.74 AU - 1.08 AU

Year: 561 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,214,911 km

• M1: 110,702 km (0.095 R)
• M2: 391,348 km (0.099 R)
• M3: 809,923 km (0.119 R)
• M4: 1,740,272 km (0.114 R)
• M5: 2,053,081 km (0.084 R)
• M6: 2,669,424 km (0.069 R)
• M7: 2,976,998 km (0.069 R)
• M8: 3,613,537 km (0.108 R)
• M9: 4,004,885 km (0.085 R)
• M10: 4,409,846 km (0.068 R)
• M11: 4,704,853 km (0.037 R)
• M12: 5,076,305 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.7

Radius: 8.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.2 AU - 1.36 AU

Year: 935 Days

Day: 8.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,214,911 km

• M1: 101,427 km (0.1 R)
• M2: 382,372 km (0.118 R)
• M3: 855,849 km (0.081 R)
• M4: 1,304,194 km (0.1 R)
• M5: 1,637,498 km (0.109 R)
• M6: 2,036,177 km (0.066 R)
• M7: 2,384,291 km (0.094 R)
• M8: 2,794,638 km (0.043 R)
• M9: 3,077,677 km (0.093 R)
• M10: 3,340,969 km (0.087 R)
• M11: 3,757,151 km (0.093 R)
• M12: 4,058,590 km (0.048 R)
• M13: 4,710,089 km (0.039 R)
• M14: 5,357,997 km (0.04 R)
• M15: 5,948,460 km (0.067 R)
• M16: 6,643,043 km (0.084 R)
• M17: 7,457,304 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.1

Radius: 13.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.48 AU - 1.94 AU

Year: 1444 Days

Day: 14.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,214,911 km

• M1: 165,455 km (0.083 R)
• M2: 848,968 km (0.112 R)
• M3: 1,663,678 km (0.052 R)
• M4: 2,412,116 km (0.079 R)
• M5: 3,052,545 km (0.039 R)
• M6: 3,657,518 km (0.051 R)
• M7: 4,215,967 km (0.086 R)
• M8: 4,811,516 km (0.091 R)
• M9: 5,743,661 km (0.115 R)
• M10: 6,597,565 km (0.102 R)
• M11: 10,053,725 km (0.083 R)
• M12: 11,610,590 km (0.064 R)
• M13: 12,188,187 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.5

Radius: 11.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.93 AU - 2.29 AU

Year: 1979 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,214,911 km

• M1: 139,425 km (0.114 R)
• M2: 495,618 km (0.118 R)
• M3: 1,027,588 km (0.087 R)
• M4: 1,416,393 km (0.113 R)
• M5: 1,860,698 km (0.099 R)
• M6: 2,320,562 km (0.094 R)
• M7: 2,725,224 km (0.092 R)
• M8: 3,821,178 km (0.096 R)
• M9: 6,134,709 km (0.089 R)
• M10: 6,781,122 km (0.049 R)
• M11: 8,028,768 km (0.092 R)
• M12: 8,487,435 km (0.064 R)
• M13: 10,108,627 km (0.114 R)
• M14: 11,123,050 km (0.103 R)
• M15: 11,888,094 km (0.095 R)
• M16: 14,262,063 km (0.052 R)
• M17: 14,799,418 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 10

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.92 AU - 3.58 AU

Year: 3783 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 145.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,214,911 km

• M1: 124,465 km (0.114 R)
• M2: 484,847 km (0.105 R)
• M3: 1,156,840 km (0.1 R)
• M4: 1,489,696 km (0.106 R)
• M5: 2,829,943 km (0.079 R)
• M6: 3,250,612 km (0.074 R)
• M7: 3,650,188 km (0.061 R)
• M8: 4,241,548 km (0.081 R)
• M9: 4,794,612 km (0.051 R)
• M10: 6,404,285 km (0.105 R)
• M11: 6,809,695 km (0.113 R)
• M12: 9,177,530 km (0.056 R)
• M13: 9,532,825 km (0.068 R)
• M14: 11,676,712 km (0.116 R)
• M15: 13,813,419 km (0.095 R)
• M16: 14,333,271 km (0.08 R)
• M17: 14,704,723 km (0.108 R)
• M18: 15,689,825 km (0.105 R)
• M19: 16,485,985 km (0.028 R)
• M20: 16,894,088 km (0.04 R)
• M21: 19,036,329 km (0.068 R)
• M22: 19,420,945 km (0.119 R)
• M23: 20,875,934 km (0.041 R)
• M24: 22,759,222 km (0.086 R)
• M25: 23,705,279 km (0.102 R)
• M26: 24,677,216 km (0.11 R)
• M27: 25,288,473 km (0.101 R)
• M28: 25,675,632 km (0.059 R)
• M29: 25,988,142 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407

Radius: 9.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.81 AU - 3.89 AU

Year: 4878 Days

Day: 10.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,214,911 km

• M1: 123,119 km (0.101 R)
• M2: 612,154 km (0.118 R)
• M3: 1,016,069 km (0.118 R)
• M4: 1,433,297 km (0.114 R)
• M5: 2,084,796 km (0.059 R)
• M6: 2,922,694 km (0.058 R)
• M7: 3,285,169 km (0.059 R)
• M8: 3,718,405 km (0.06 R)
• M9: 4,079,085 km (0.08 R)
• M10: 4,416,728 km (0.043 R)
• M11: 4,821,988 km (0.117 R)
• M12: 5,959,082 km (0.102 R)
• M13: 6,365,389 km (0.06 R)
• M14: 6,697,646 km (0.093 R)
• M15: 7,266,268 km (0.1 R)
• M16: 7,866,754 km (0.1 R)
• M17: 8,179,264 km (0.079 R)
• M18: 9,129,060 km (0.109 R)
• M19: 11,959,303 km (0.029 R)
• M20: 15,652,575 km (0.069 R)
• M21: 16,882,419 km (0.085 R)
• M22: 22,243,109 km (0.106 R)
• M23: 23,010,546 km (0.1 R)
• M24: 24,231,265 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.6

Radius: 6.8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.05 AU - 11.99 AU

Year: 22031 Days

Day: 16.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,214,911 km

• M1: 84,972 km (0.113 R)
• M2: 315,951 km (0.09 R)
• M3: 574,157 km (0.089 R)
• M4: 840,441 km (0.106 R)
• M5: 1,078,900 km (0.079 R)
• M6: 2,158,847 km (0.102 R)
• M7: 2,794,339 km (0.105 R)
• M8: 3,282,925 km (0.115 R)
• M9: 3,942,801 km (0.069 R)
• M10: 4,557,350 km (0.109 R)
• M11: 6,535,183 km (0.089 R)
• M12: 8,229,678 km (0.04 R)
• M13: 9,439,476 km (0.108 R)
• M14: 10,309,088 km (0.107 R)
• M15: 11,171,969 km (0.107 R)
• M16: 14,117,701 km (0.036 R)
• M17: 16,524,880 km (0.061 R)
• M18: 18,521,114 km (0.094 R)
• M19: 19,277,630 km (0.109 R)
• M20: 23,371,376 km (0.043 R)
• M21: 23,761,079 km (0.101 R)
• M22: 25,775,115 km (0.064 R)
• M23: 26,295,865 km (0.102 R)
• M24: 27,574,179 km (0.094 R)
• M25: 34,091,260 km (0.076 R)
• M26: 41,280,336 km (0.085 R)
• M27: 42,713,932 km (0.088 R)
• M28: 43,884,535 km (0.088 R)
• M29: 44,926,185 km (0.095 R)
• M30: 46,442,659 km (0.043 R)
• M31: 51,689,056 km (0.055 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 13,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit