🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.8

Radius: 12.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.61 AU - 0.61 AU

Year: 323 Days

Day: 11.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,236,632 km

• M1: 154,385 km (0.058 R)
• M2: 591,510 km (0.116 R)
• M3: 1,488,948 km (0.09 R)
• M4: 1,897,350 km (0.068 R)
• M5: 2,322,956 km (0.068 R)
• M6: 2,999,737 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 9.9

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.89 AU - 0.93 AU

Year: 589 Days

Day: 7.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,236,632 km

• M1: 123,119 km (0.075 R)
• M2: 436,975 km (0.101 R)
• M3: 788,979 km (0.102 R)
• M4: 1,270,984 km (0.075 R)
• M5: 1,907,822 km (0.118 R)
• M6: 2,349,883 km (0.108 R)
• M7: 2,813,338 km (0.09 R)
• M8: 3,122,556 km (0.076 R)
• M9: 3,521,235 km (0.087 R)
• M10: 3,867,255 km (0.089 R)
• M11: 4,841,585 km (0.09 R)
• M12: 5,359,643 km (0.045 R)
• M13: 6,527,254 km (0.087 R)
• M14: 7,095,128 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 11.2

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.87 AU - 1.13 AU

Year: 678 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,236,632 km

• M1: 139,276 km (0.086 R)
• M2: 496,067 km (0.078 R)
• M3: 862,731 km (0.104 R)
• M4: 1,336,657 km (0.105 R)
• M5: 1,696,739 km (0.109 R)
• M6: 2,046,948 km (0.036 R)
• M7: 2,531,794 km (0.06 R)
• M8: 3,511,660 km (0.097 R)
• M9: 3,938,613 km (0.076 R)
• M10: 4,545,681 km (0.084 R)
• M11: 5,488,147 km (0.114 R)
• M12: 6,045,699 km (0.109 R)
• M13: 6,577,519 km (0.11 R)
• M14: 7,297,085 km (0.117 R)
• M15: 7,734,659 km (0.118 R)

Asteroid Belt

Center: 2.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.2

Radius: 10.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.63 AU - 3.59 AU

Year: 3720 Days

Day: 11.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,236,632 km

• M1: 142,567 km (0.104 R)
• M2: 525,388 km (0.075 R)
• M3: 864,077 km (0.088 R)
• M4: 1,194,090 km (0.118 R)
• M5: 1,565,841 km (0.075 R)
• M6: 2,028,996 km (0.102 R)
• M7: 2,827,250 km (0.113 R)
• M8: 3,422,500 km (0.025 R)
• M9: 3,781,385 km (0.109 R)
• M10: 4,528,477 km (0.073 R)
• M11: 5,802,453 km (0.085 R)
• M12: 6,256,781 km (0.073 R)
• M13: 6,920,098 km (0.088 R)
• M14: 7,398,811 km (0.061 R)
• M15: 8,140,817 km (0.049 R)
• M16: 8,968,841 km (0.103 R)
• M17: 9,499,764 km (0.037 R)
• M18: 12,708,938 km (0.118 R)
• M19: 15,912,127 km (0.096 R)
• M20: 19,617,666 km (0.093 R)
• M21: 21,036,602 km (0.112 R)
• M22: 21,569,320 km (0.108 R)
• M23: 22,870,223 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 9.6

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.87 AU - 5.79 AU

Year: 7200 Days

Day: 6.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,236,632 km

• M1: 119,379 km (0.032 R)
• M2: 571,165 km (0.049 R)
• M3: 903,122 km (0.052 R)
• M4: 1,455,587 km (0.04 R)
• M5: 2,130,872 km (0.12 R)
• M6: 2,474,050 km (0.098 R)
• M7: 3,603,663 km (0.041 R)
• M8: 4,188,292 km (0.057 R)
• M9: 4,940,021 km (0.054 R)
• M10: 6,710,362 km (0.088 R)
• M11: 8,789,772 km (0.044 R)
• M12: 9,472,836 km (0.079 R)
• M13: 11,640,659 km (0.103 R)
• M14: 13,958,678 km (0.108 R)
• M15: 14,610,775 km (0.109 R)
• M16: 16,329,655 km (0.116 R)
• M17: 18,051,975 km (0.058 R)
• M18: 19,154,811 km (0.119 R)
• M19: 24,327,755 km (0.064 R)
• M20: 25,351,603 km (0.097 R)
• M21: 27,569,541 km (0.103 R)
• M22: 28,250,810 km (0.093 R)
• M23: 28,595,633 km (0.057 R)
• M24: 29,558,295 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 9.4

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.82 AU - 6.36 AU

Year: 7789 Days

Day: 14.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,236,632 km

• M1: 116,986 km (0.038 R)
• M2: 430,842 km (0.103 R)
• M3: 902,823 km (0.067 R)
• M4: 1,215,931 km (0.106 R)
• M5: 1,689,558 km (0.075 R)
• M6: 2,115,314 km (0.066 R)
• M7: 2,769,505 km (0.102 R)
• M8: 3,770,315 km (0.112 R)
• M9: 4,353,597 km (0.12 R)
• M10: 5,553,971 km (0.111 R)
• M11: 6,246,609 km (0.1 R)
• M12: 6,565,252 km (0.108 R)
• M13: 9,604,034 km (0.117 R)
• M14: 11,009,506 km (0.091 R)
• M15: 11,761,684 km (0.094 R)
• M16: 14,498,577 km (0.058 R)
• M17: 16,643,810 km (0.097 R)
• M18: 19,325,951 km (0.109 R)
• M19: 20,142,306 km (0.032 R)
• M20: 24,651,186 km (0.076 R)
• M21: 26,595,809 km (0.115 R)
• M22: 28,292,548 km (0.114 R)
• M23: 29,790,770 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.4

Radius: 12.3

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.27 AU - 6.49 AU

Year: 8464 Days

Day: 13.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,236,632 km

• M1: 153,039 km (0.095 R)
• M2: 740,958 km (0.117 R)
• M3: 1,676,394 km (0.089 R)
• M4: 3,397,068 km (0.067 R)
• M5: 6,523,814 km (0.059 R)
• M6: 7,168,730 km (0.048 R)
• M7: 9,950,353 km (0.074 R)
• M8: 11,453,961 km (0.104 R)
• M9: 12,340,179 km (0.111 R)
• M10: 14,968,165 km (0.083 R)
• M11: 16,804,927 km (0.096 R)
• M12: 22,564,445 km (0.116 R)
• M13: 23,623,748 km (0.108 R)
• M14: 24,801,233 km (0.111 R)
• M15: 28,381,259 km (0.099 R)
• M16: 31,482,722 km (0.089 R)
• M17: 33,427,495 km (0.085 R)
• M18: 35,018,468 km (0.112 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: 487 - 11,369 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit