🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.3

Radius: 12.7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.61 AU - 0.75 AU

Year: 394 Days

Day: 5.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,125,257 km

• M1: 158,424 km (0.092 R)
• M2: 693,386 km (0.065 R)
• M3: 1,114,654 km (0.081 R)
• M4: 1,555,519 km (0.057 R)
• M5: 2,048,892 km (0.057 R)
• M6: 2,531,196 km (0.109 R)
• M7: 3,144,098 km (0.076 R)
• M8: 3,866,955 km (0.105 R)
• M9: 4,582,632 km (0.101 R)
• M10: 5,321,196 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.8

Radius: 11.9

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.27 AU - 1.77 AU

Year: 1317 Days

Day: 10.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,125,257 km

• M1: 147,952 km (0.102 R)
• M2: 547,977 km (0.071 R)
• M3: 997,369 km (0.05 R)
• M4: 1,401,433 km (0.057 R)
• M5: 1,908,270 km (0.112 R)
• M6: 2,577,721 km (0.097 R)
• M7: 3,726,333 km (0.098 R)
• M8: 6,319,612 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.1

Radius: 11.4

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.34 AU - 3.7 AU

Year: 3689 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,125,257 km

• M1: 145,110 km (0.1 R)
• M2: 533,017 km (0.074 R)
• M3: 929,302 km (0.116 R)
• M4: 1,358,199 km (0.066 R)
• M5: 1,810,433 km (0.083 R)
• M6: 2,194,152 km (0.108 R)
• M7: 2,632,623 km (0.096 R)
• M8: 3,008,114 km (0.043 R)
• M9: 3,590,648 km (0.029 R)
• M10: 4,012,963 km (0.097 R)
• M11: 4,379,029 km (0.052 R)
• M12: 4,934,037 km (0.057 R)
• M13: 5,483,660 km (0.091 R)
• M14: 6,327,092 km (0.092 R)
• M15: 7,099,466 km (0.079 R)
• M16: 9,342,686 km (0.101 R)
• M17: 10,464,221 km (0.045 R)
• M18: 12,514,759 km (0.062 R)
• M19: 13,160,125 km (0.077 R)
• M20: 13,779,161 km (0.101 R)
• M21: 14,973,101 km (0.075 R)
• M22: 17,508,935 km (0.079 R)
• M23: 18,258,121 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.3

Radius: 10.3

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.99 AU - 4.89 AU

Year: 5497 Days

Day: 9 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,125,257 km

• M1: 128,355 km (0.089 R)
• M2: 699,520 km (0.081 R)
• M3: 1,156,840 km (0.092 R)
• M4: 1,560,007 km (0.113 R)
• M5: 1,966,913 km (0.077 R)
• M6: 2,939,299 km (0.095 R)
• M7: 3,818,186 km (0.116 R)
• M8: 4,918,778 km (0.118 R)
• M9: 5,497,722 km (0.07 R)
• M10: 8,519,300 km (0.115 R)
• M11: 9,616,151 km (0.112 R)
• M12: 10,062,252 km (0.075 R)
• M13: 10,428,916 km (0.118 R)
• M14: 11,783,525 km (0.117 R)
• M15: 13,251,978 km (0.112 R)
• M16: 13,804,892 km (0.099 R)
• M17: 14,144,030 km (0.12 R)
• M18: 14,780,120 km (0.08 R)
• M19: 15,314,633 km (0.095 R)
• M20: 18,048,534 km (0.101 R)
• M21: 20,283,227 km (0.098 R)
• M22: 25,463,652 km (0.115 R)
• M23: 26,405,071 km (0.072 R)
• M24: 28,085,654 km (0.118 R)
• M25: 29,836,248 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.1

Radius: 14.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.54 AU - 5.74 AU

Year: 7026 Days

Day: 14.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,125,257 km

• M1: 176,675 km (0.055 R)
• M2: 757,564 km (0.113 R)
• M3: 1,440,777 km (0.108 R)
• M4: 1,947,764 km (0.057 R)
• M5: 2,727,468 km (0.1 R)
• M6: 3,402,604 km (0.116 R)
• M7: 4,882,575 km (0.099 R)
• M8: 5,398,239 km (0.109 R)
• M9: 7,716,109 km (0.046 R)
• M10: 8,461,256 km (0.116 R)
• M11: 8,984,250 km (0.118 R)
• M12: 9,528,936 km (0.1 R)
• M13: 10,387,328 km (0.107 R)
• M14: 10,936,951 km (0.092 R)
• M15: 13,274,268 km (0.072 R)
• M16: 14,223,616 km (0.071 R)
• M17: 14,902,192 km (0.042 R)
• M18: 16,257,698 km (0.092 R)
• M19: 17,483,653 km (0.094 R)
• M20: 20,739,501 km (0.06 R)
• M21: 22,676,045 km (0.046 R)
• M22: 23,347,590 km (0.078 R)
• M23: 28,041,223 km (0.031 R)
• M24: 28,620,466 km (0.074 R)
• M25: 31,636,808 km (0.092 R)
• M26: 34,637,891 km (0.116 R)
• M27: 38,531,325 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687

Radius: 5.9

Gravity: 19.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.25 AU - 7.67 AU

Year: 11541 Days

Day: 22.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 147.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,125,257 km

• M1: 80,783 km (0.07 R)
• M2: 332,406 km (0.096 R)
• M3: 612,005 km (0.117 R)
• M4: 1,281,007 km (0.092 R)
• M5: 3,200,497 km (0.042 R)
• M6: 3,575,389 km (0.119 R)
• M7: 4,750,331 km (0.072 R)
• M8: 5,442,520 km (0.106 R)
• M9: 5,652,107 km (0.099 R)
• M10: 7,025,415 km (0.089 R)
• M11: 12,039,337 km (0.058 R)
• M12: 13,005,740 km (0.079 R)
• M13: 13,571,668 km (0.106 R)
• M14: 17,542,594 km (0.106 R)
• M15: 20,920,365 km (0.03 R)
• M16: 25,380,476 km (0.034 R)
• M17: 34,192,987 km (0.065 R)
• M18: 42,751,331 km (0.099 R)
• M19: 43,581,001 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.8

Radius: 7.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.18 AU - 11.18 AU

Year: 19551 Days

Day: 24.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,125,257 km

• M1: 98,435 km (0.1 R)
• M2: 466,596 km (0.074 R)
• M3: 761,752 km (0.082 R)
• M4: 1,054,366 km (0.104 R)
• M5: 1,581,848 km (0.11 R)
• M6: 2,958,447 km (0.112 R)
• M7: 3,525,872 km (0.097 R)
• M8: 3,900,016 km (0.101 R)
• M9: 4,997,766 km (0.1 R)
• M10: 5,405,869 km (0.04 R)
• M11: 6,396,506 km (0.045 R)
• M12: 6,992,504 km (0.083 R)
• M13: 9,048,876 km (0.1 R)
• M14: 12,189,235 km (0.09 R)
• M15: 14,064,294 km (0.034 R)
• M16: 15,070,489 km (0.11 R)
• M17: 18,303,150 km (0.106 R)
• M18: 19,424,984 km (0.112 R)
• M19: 23,151,018 km (0.082 R)
• M20: 24,551,404 km (0.102 R)
• M21: 25,363,421 km (0.06 R)
• M22: 32,623,855 km (0.113 R)
• M23: 35,397,549 km (0.053 R)
• M24: 41,030,806 km (0.058 R)
• M25: 41,409,439 km (0.058 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit