🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 11.3

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.69 AU - 0.79 AU

Year: 447 Days

Day: 11.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,492,012 km

• M1: 140,472 km (0.053 R)
• M2: 645,066 km (0.076 R)
• M3: 1,051,075 km (0.07 R)
• M4: 1,721,722 km (0.112 R)
• M5: 2,163,634 km (0.098 R)
• M6: 2,567,099 km (0.094 R)
• M7: 2,919,402 km (0.037 R)
• M8: 3,856,783 km (0.113 R)
• M9: 4,336,693 km (0.09 R)
• M10: 4,903,968 km (0.056 R)
• M11: 5,820,404 km (0.079 R)
• M12: 6,668,175 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.7

Radius: 13.7

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.8 AU - 0.84 AU

Year: 522 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,492,012 km

• M1: 170,392 km (0.05 R)
• M2: 609,911 km (0.11 R)
• M3: 1,035,965 km (0.085 R)
• M4: 1,527,693 km (0.085 R)
• M5: 2,054,428 km (0.052 R)
• M6: 2,882,153 km (0.115 R)
• M7: 4,316,347 km (0.101 R)
• M8: 4,751,228 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.4

Radius: 14.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.37 AU - 3.45 AU

Year: 3489 Days

Day: 6.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,492,012 km

• M1: 180,415 km (0.106 R)
• M2: 678,127 km (0.073 R)
• M3: 1,173,446 km (0.092 R)
• M4: 1,836,613 km (0.082 R)
• M5: 2,298,870 km (0.093 R)
• M6: 2,775,788 km (0.12 R)
• M7: 3,337,528 km (0.052 R)
• M8: 4,057,543 km (0.089 R)
• M9: 5,783,603 km (0.106 R)
• M10: 8,396,330 km (0.058 R)
• M11: 9,771,135 km (0.044 R)
• M12: 10,353,369 km (0.08 R)
• M13: 11,165,686 km (0.112 R)
• M14: 12,418,867 km (0.067 R)
• M15: 14,446,966 km (0.109 R)
• M16: 15,461,987 km (0.114 R)
• M17: 18,149,812 km (0.081 R)
• M18: 19,818,576 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 9

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.64 AU - 5.2 AU

Year: 6532 Days

Day: 8.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,492,012 km

• M1: 113,395 km (0.095 R)
• M2: 440,865 km (0.117 R)
• M3: 1,018,163 km (0.107 R)
• M4: 2,087,788 km (0.102 R)
• M5: 2,743,625 km (0.072 R)
• M6: 3,530,659 km (0.036 R)
• M7: 4,858,939 km (0.095 R)
• M8: 7,693,519 km (0.053 R)
• M9: 8,189,586 km (0.052 R)
• M10: 11,331,889 km (0.079 R)
• M11: 12,075,241 km (0.112 R)
• M12: 12,536,601 km (0.053 R)
• M13: 13,714,086 km (0.108 R)
• M14: 14,788,946 km (0.092 R)
• M15: 15,080,812 km (0.093 R)
• M16: 16,102,565 km (0.091 R)
• M17: 18,083,241 km (0.113 R)
• M18: 18,619,699 km (0.076 R)
• M19: 19,513,845 km (0.111 R)
• M20: 20,653,482 km (0.076 R)
• M21: 22,215,882 km (0.093 R)
• M22: 24,909,841 km (0.079 R)
• M23: 29,073,449 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.3

Radius: 10.9

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.61 AU - 5.33 AU

Year: 7788 Days

Day: 10.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,492,012 km

• M1: 135,536 km (0.064 R)
• M2: 525,089 km (0.108 R)
• M3: 1,200,074 km (0.099 R)
• M4: 1,750,445 km (0.113 R)
• M5: 2,703,084 km (0.069 R)
• M6: 3,165,790 km (0.051 R)
• M7: 4,021,640 km (0.061 R)
• M8: 4,463,552 km (0.108 R)
• M9: 5,507,595 km (0.067 R)
• M10: 6,120,647 km (0.056 R)
• M11: 6,601,156 km (0.108 R)
• M12: 8,359,379 km (0.074 R)
• M13: 12,887,707 km (0.094 R)
• M14: 14,382,040 km (0.104 R)
• M15: 14,986,565 km (0.092 R)
• M16: 16,441,105 km (0.103 R)
• M17: 19,776,390 km (0.062 R)
• M18: 22,475,734 km (0.088 R)
• M19: 24,891,141 km (0.104 R)
• M20: 25,411,592 km (0.064 R)
• M21: 28,499,741 km (0.084 R)
• M22: 33,693,629 km (0.086 R)
• M23: 36,736,001 km (0.087 R)
• M24: 38,323,683 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 731.1

Radius: 7.4

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.07 AU - 9.15 AU

Year: 14757 Days

Day: 18.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,492,012 km

• M1: 92,003 km (0.096 R)
• M2: 392,694 km (0.064 R)
• M3: 630,256 km (0.094 R)
• M4: 1,396,197 km (0.083 R)
• M5: 1,999,076 km (0.096 R)
• M6: 6,758,832 km (0.084 R)
• M7: 19,677,356 km (0.099 R)
• M8: 24,052,944 km (0.108 R)
• M9: 25,992,032 km (0.118 R)
• M10: 27,485,916 km (0.115 R)
• M11: 31,827,845 km (0.098 R)
• M12: 32,068,398 km (0.076 R)
• M13: 34,413,195 km (0.047 R)
• M14: 37,938,469 km (0.058 R)
• M15: 39,165,171 km (0.045 R)
• M16: 46,156,777 km (0.103 R)
• M17: 47,241,212 km (0.086 R)
• M18: 48,026,152 km (0.113 R)
• M19: 52,415,653 km (0.115 R)
• M20: 57,598,322 km (0.12 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 11,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit