🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 11.2

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.82 AU - 1.12 AU

Year: 617 Days

Day: 12.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,727,236 km

• M1: 139,425 km (0.084 R)
• M2: 540,348 km (0.075 R)
• M3: 974,331 km (0.098 R)
• M4: 1,715,140 km (0.083 R)
• M5: 2,676,605 km (0.102 R)
• M6: 3,220,393 km (0.108 R)
• M7: 3,613,836 km (0.078 R)
• M8: 4,098,682 km (0.116 R)
• M9: 4,773,818 km (0.068 R)
• M10: 5,412,750 km (0.059 R)
• M11: 6,010,693 km (0.108 R)
• M12: 6,672,813 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 10.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.05 AU - 1.31 AU

Year: 828 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,727,236 km

• M1: 136,732 km (0.072 R)
• M2: 478,115 km (0.112 R)
• M3: 1,002,156 km (0.054 R)
• M4: 1,639,443 km (0.089 R)
• M5: 2,013,139 km (0.041 R)
• M6: 2,936,457 km (0.109 R)
• M7: 5,049,527 km (0.077 R)
• M8: 6,461,730 km (0.096 R)
• M9: 7,023,470 km (0.118 R)
• M10: 7,902,657 km (0.107 R)
• M11: 8,294,304 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.1

Radius: 10.6

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.07 AU - 1.41 AU

Year: 892 Days

Day: 14.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,727,236 km

• M1: 133,890 km (0.099 R)
• M2: 528,978 km (0.106 R)
• M3: 895,194 km (0.057 R)
• M4: 1,541,008 km (0.104 R)
• M5: 2,114,865 km (0.118 R)
• M6: 3,007,964 km (0.071 R)
• M7: 4,741,205 km (0.115 R)
• M8: 5,565,190 km (0.094 R)
• M9: 6,801,318 km (0.08 R)
• M10: 7,324,611 km (0.089 R)
• M11: 7,696,511 km (0.118 R)
• M12: 8,695,675 km (0.088 R)
• M13: 10,323,001 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 14

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.55 AU - 2.37 AU

Year: 1772 Days

Day: 5.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,727,236 km

• M1: 174,581 km (0.092 R)
• M2: 693,985 km (0.083 R)
• M3: 1,752,389 km (0.112 R)
• M4: 2,659,401 km (0.097 R)
• M5: 3,165,042 km (0.084 R)
• M6: 4,372,895 km (0.106 R)
• M7: 4,845,176 km (0.094 R)
• M8: 6,065,296 km (0.065 R)
• M9: 6,950,167 km (0.07 R)
• M10: 8,129,896 km (0.076 R)
• M11: 8,752,074 km (0.033 R)
• M12: 9,779,063 km (0.034 R)
• M13: 11,525,768 km (0.063 R)
• M14: 12,151,985 km (0.108 R)
• M15: 13,472,485 km (0.098 R)
• M16: 14,035,571 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 14.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.65 AU - 2.71 AU

Year: 2078 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,727,236 km

• M1: 184,005 km (0.097 R)
• M2: 789,129 km (0.095 R)
• M3: 1,450,351 km (0.078 R)
• M4: 2,020,319 km (0.095 R)
• M5: 2,500,528 km (0.083 R)
• M6: 2,979,840 km (0.116 R)
• M7: 3,538,738 km (0.08 R)
• M8: 4,488,535 km (0.091 R)
• M9: 5,204,510 km (0.09 R)
• M10: 6,199,485 km (0.043 R)
• M11: 6,674,907 km (0.108 R)
• M12: 7,174,714 km (0.062 R)
• M13: 7,729,423 km (0.085 R)
• M14: 9,125,021 km (0.106 R)
• M15: 9,637,394 km (0.067 R)
• M16: 10,133,012 km (0.094 R)
• M17: 11,723,088 km (0.116 R)
• M18: 13,042,242 km (0.116 R)
• M19: 13,960,324 km (0.056 R)
• M20: 14,642,191 km (0.096 R)
• M21: 16,270,264 km (0.059 R)
• M22: 16,872,845 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.5

Radius: 8.3

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.72 AU - 3.52 AU

Year: 3558 Days

Day: 8.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,727,236 km

• M1: 105,766 km (0.084 R)
• M2: 375,491 km (0.058 R)
• M3: 874,400 km (0.096 R)
• M4: 2,087,788 km (0.061 R)
• M5: 2,517,882 km (0.109 R)
• M6: 3,236,550 km (0.096 R)
• M7: 4,573,057 km (0.109 R)
• M8: 4,976,373 km (0.103 R)
• M9: 5,612,314 km (0.076 R)
• M10: 8,116,133 km (0.114 R)
• M11: 11,975,459 km (0.054 R)
• M12: 14,175,894 km (0.09 R)
• M13: 14,676,598 km (0.076 R)
• M14: 15,819,825 km (0.038 R)
• M15: 16,249,919 km (0.066 R)
• M16: 16,522,636 km (0.041 R)
• M17: 19,056,375 km (0.103 R)
• M18: 19,543,466 km (0.054 R)
• M19: 21,248,433 km (0.063 R)
• M20: 22,777,323 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.3

Radius: 10.4

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.19 AU - 4.25 AU

Year: 4633 Days

Day: 9.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,727,236 km

• M1: 129,402 km (0.085 R)
• M2: 549,323 km (0.101 R)
• M3: 931,696 km (0.065 R)
• M4: 1,752,389 km (0.087 R)
• M5: 2,999,886 km (0.109 R)
• M6: 3,619,371 km (0.084 R)
• M7: 5,892,361 km (0.1 R)
• M8: 6,296,874 km (0.115 R)
• M9: 7,282,724 km (0.078 R)
• M10: 7,717,455 km (0.07 R)
• M11: 8,469,184 km (0.04 R)
• M12: 8,880,279 km (0.1 R)
• M13: 9,485,702 km (0.059 R)
• M14: 11,303,166 km (0.067 R)
• M15: 12,755,313 km (0.094 R)
• M16: 13,526,191 km (0.075 R)
• M17: 14,912,664 km (0.057 R)
• M18: 17,302,939 km (0.1 R)
• M19: 17,910,306 km (0.032 R)
• M20: 19,698,599 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 10.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.28 AU - 4.74 AU

Year: 5185 Days

Day: 5.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,727,236 km

• M1: 131,796 km (0.069 R)
• M2: 558,748 km (0.057 R)
• M3: 921,224 km (0.048 R)
• M4: 1,647,222 km (0.097 R)
• M5: 2,108,133 km (0.116 R)
• M6: 2,943,488 km (0.093 R)
• M7: 3,292,350 km (0.118 R)
• M8: 5,392,405 km (0.112 R)
• M9: 6,237,782 km (0.1 R)
• M10: 7,267,315 km (0.118 R)
• M11: 8,120,023 km (0.064 R)
• M12: 8,811,614 km (0.078 R)
• M13: 10,270,941 km (0.091 R)
• M14: 12,349,005 km (0.095 R)
• M15: 13,813,568 km (0.111 R)
• M16: 15,942,196 km (0.034 R)
• M17: 16,851,901 km (0.098 R)
• M18: 18,280,860 km (0.07 R)
• M19: 20,375,529 km (0.109 R)
• M20: 21,514,867 km (0.09 R)
• M21: 21,996,123 km (0.119 R)
• M22: 25,036,101 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 9.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.1 AU - 5.4 AU

Year: 6684 Days

Day: 10.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,727,236 km

• M1: 115,190 km (0.107 R)
• M2: 623,075 km (0.081 R)
• M3: 961,765 km (0.048 R)
• M4: 1,460,075 km (0.074 R)
• M5: 1,789,789 km (0.116 R)
• M6: 3,317,931 km (0.104 R)
• M7: 4,307,671 km (0.099 R)
• M8: 6,620,454 km (0.106 R)
• M9: 7,138,511 km (0.094 R)
• M10: 8,333,798 km (0.12 R)
• M11: 9,657,590 km (0.107 R)
• M12: 10,785,408 km (0.092 R)
• M13: 11,164,190 km (0.078 R)
• M14: 11,650,233 km (0.093 R)
• M15: 12,252,066 km (0.043 R)
• M16: 14,637,104 km (0.092 R)
• M17: 16,743,143 km (0.08 R)
• M18: 20,737,556 km (0.091 R)
• M19: 22,376,849 km (0.119 R)
• M20: 22,916,000 km (0.111 R)
• M21: 25,077,390 km (0.12 R)
• M22: 25,659,176 km (0.063 R)
• M23: 26,763,508 km (0.058 R)
• M24: 29,066,717 km (0.117 R)
• M25: 31,499,028 km (0.094 R)
• M26: 32,371,633 km (0.051 R)
• M27: 33,160,762 km (0.084 R)
• M28: 33,459,957 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829

Radius: 5.2

Gravity: 30.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.68 AU - 8.58 AU

Year: 13608 Days

Day: 18.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 62,727,236 km

• M1: 65,075 km (0.026 R)
• M2: 311,762 km (0.112 R)
• M3: 817,253 km (0.102 R)
• M4: 1,411,007 km (0.116 R)
• M5: 1,689,708 km (0.097 R)
• M6: 1,860,100 km (0.041 R)
• M7: 2,255,786 km (0.109 R)
• M8: 2,549,297 km (0.119 R)
• M9: 4,166,002 km (0.096 R)
• M10: 4,478,960 km (0.108 R)
• M11: 4,740,457 km (0.117 R)
• M12: 4,977,570 km (0.061 R)
• M13: 5,851,222 km (0.101 R)
• M14: 7,257,741 km (0.112 R)
• M15: 7,711,022 km (0.097 R)
• M16: 11,128,286 km (0.077 R)
• M17: 12,868,858 km (0.052 R)
• M18: 13,464,856 km (0.088 R)
• M19: 13,872,360 km (0.098 R)
• M20: 14,357,955 km (0.091 R)
• M21: 14,569,486 km (0.088 R)
• M22: 16,414,477 km (0.056 R)
• M23: 19,165,582 km (0.109 R)
• M24: 24,241,737 km (0.111 R)
• M25: 26,394,899 km (0.115 R)
• M26: 27,140,046 km (0.054 R)
• M27: 29,801,242 km (0.087 R)
• M28: 34,236,969 km (0.119 R)
• M29: 34,868,272 km (0.085 R)
• M30: 35,378,849 km (0.088 R)
• M31: 37,204,990 km (0.077 R)
• M32: 40,480,286 km (0.065 R)
• M33: 42,332,158 km (0.11 R)
• M34: 45,139,362 km (0.118 R)
• M35: 46,357,538 km (0.073 R)
• M36: 53,114,275 km (0.096 R)
• M37: 54,986,343 km (0.12 R)
• M38: 57,609,542 km (0.067 R)
• M39: 59,949,552 km (0.082 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: 460 - 14,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit