🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.5

Radius: 8.4

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.75 AU - 1.17 AU

Year: 627 Days

Day: 9 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,397,692 km

• M1: 108,309 km (0.095 R)
• M2: 403,765 km (0.108 R)
• M3: 769,980 km (0.025 R)
• M4: 1,186,610 km (0.076 R)
• M5: 1,546,393 km (0.103 R)
• M6: 1,817,165 km (0.043 R)
• M7: 2,198,191 km (0.085 R)
• M8: 2,677,203 km (0.112 R)
• M9: 3,034,144 km (0.076 R)
• M10: 3,771,213 km (0.112 R)
• M11: 4,394,737 km (0.091 R)
• M12: 4,875,843 km (0.1 R)
• M13: 5,264,050 km (0.096 R)
• M14: 5,596,756 km (0.113 R)
• M15: 7,362,310 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 10.5

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.87 AU - 1.21 AU

Year: 707 Days

Day: 12.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 21,397,692 km

• M1: 133,740 km (0.094 R)
• M2: 1,011,880 km (0.086 R)
• M3: 1,841,101 km (0.053 R)
• M4: 2,663,291 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.9

Radius: 8.4

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.29 AU - 1.45 AU

Year: 1069 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,397,692 km

• M1: 104,419 km (0.101 R)
• M2: 445,502 km (0.058 R)
• M3: 709,692 km (0.104 R)
• M4: 1,043,744 km (0.113 R)
• M5: 1,341,743 km (0.112 R)
• M6: 1,633,609 km (0.095 R)
• M7: 1,958,984 km (0.059 R)
• M8: 2,598,814 km (0.073 R)
• M9: 2,997,343 km (0.097 R)
• M10: 3,409,934 km (0.116 R)
• M11: 4,196,968 km (0.048 R)
• M12: 4,796,557 km (0.061 R)
• M13: 5,291,426 km (0.055 R)
• M14: 5,578,953 km (0.041 R)
• M15: 6,283,859 km (0.102 R)
• M16: 6,606,541 km (0.11 R)
• M17: 7,285,267 km (0.104 R)
• M18: 7,573,991 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.3

Radius: 11.2

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.45 AU - 5.69 AU

Year: 6515 Days

Day: 6.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 21,397,692 km

• M1: 141,520 km (0.111 R)
• M2: 497,862 km (0.082 R)
• M3: 888,761 km (0.111 R)
• M4: 1,289,683 km (0.105 R)
• M5: 1,799,363 km (0.047 R)
• M6: 2,243,370 km (0.042 R)
• M7: 2,650,575 km (0.105 R)
• M8: 3,107,297 km (0.056 R)
• M9: 3,661,258 km (0.054 R)
• M10: 4,381,273 km (0.12 R)
• M11: 4,775,314 km (0.084 R)
• M12: 5,337,951 km (0.085 R)
• M13: 5,975,687 km (0.065 R)
• M14: 6,629,579 km (0.116 R)
• M15: 7,624,704 km (0.116 R)
• M16: 8,635,238 km (0.075 R)
• M17: 9,215,229 km (0.118 R)
• M18: 10,361,448 km (0.082 R)
• M19: 13,420,275 km (0.032 R)
• M20: 13,973,638 km (0.076 R)
• M21: 15,969,423 km (0.107 R)
• M22: 16,402,808 km (0.083 R)
• M23: 17,228,588 km (0.113 R)
• M24: 19,100,955 km (0.118 R)
• M25: 19,872,432 km (0.086 R)
• M26: 22,082,142 km (0.115 R)
• M27: 25,360,579 km (0.096 R)
• M28: 26,464,312 km (0.099 R)
• M29: 28,224,630 km (0.09 R)
• M30: 33,365,711 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.1

Radius: 13.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.24 AU - 5.3 AU

Year: 6947 Days

Day: 12.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 21,397,692 km

• M1: 172,935 km (0.038 R)
• M2: 713,731 km (0.075 R)
• M3: 1,179,878 km (0.054 R)
• M4: 1,936,993 km (0.101 R)
• M5: 2,716,847 km (0.04 R)
• M6: 3,171,176 km (0.101 R)
• M7: 3,698,059 km (0.105 R)
• M8: 4,982,207 km (0.106 R)
• M9: 5,442,819 km (0.03 R)
• M10: 6,673,112 km (0.087 R)
• M11: 7,234,703 km (0.115 R)
• M12: 8,415,329 km (0.051 R)
• M13: 10,487,708 km (0.11 R)
• M14: 11,157,308 km (0.106 R)
• M15: 12,190,880 km (0.079 R)
• M16: 15,109,834 km (0.067 R)
• M17: 17,338,094 km (0.086 R)
• M18: 18,530,838 km (0.093 R)
• M19: 22,731,396 km (0.119 R)
• M20: 24,778,643 km (0.073 R)
• M21: 25,487,588 km (0.11 R)
• M22: 27,277,676 km (0.074 R)
• M23: 29,237,408 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.3

Radius: 6.3

Gravity: 15.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.65 AU - 7.25 AU

Year: 9678 Days

Day: 21.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 21,397,692 km

• M1: 78,838 km (0.038 R)
• M2: 299,196 km (0.061 R)
• M3: 556,953 km (0.049 R)
• M4: 1,220,719 km (0.09 R)
• M5: 1,510,340 km (0.063 R)
• M6: 2,933,764 km (0.081 R)
• M7: 4,368,707 km (0.072 R)
• M8: 5,697,285 km (0.104 R)
• M9: 6,770,650 km (0.089 R)
• M10: 7,235,600 km (0.051 R)
• M11: 8,185,995 km (0.095 R)
• M12: 11,697,207 km (0.078 R)
• M13: 13,060,642 km (0.08 R)
• M14: 13,537,710 km (0.106 R)
• M15: 13,964,662 km (0.072 R)
• M16: 14,275,078 km (0.092 R)
• M17: 14,845,345 km (0.064 R)
• M18: 15,496,843 km (0.108 R)
• M19: 16,371,841 km (0.081 R)
• M20: 18,665,626 km (0.093 R)
• M21: 20,520,490 km (0.089 R)
• M22: 21,328,318 km (0.082 R)
• M23: 24,056,086 km (0.116 R)
• M24: 25,319,440 km (0.083 R)
• M25: 25,874,149 km (0.092 R)
• M26: 27,393,016 km (0.087 R)
• M27: 29,883,820 km (0.074 R)
• M28: 30,399,484 km (0.114 R)
• M29: 33,287,022 km (0.05 R)
• M30: 35,425,225 km (0.073 R)
• M31: 40,222,828 km (0.078 R)
• M32: 42,646,164 km (0.073 R)
• M33: 43,562,900 km (0.098 R)
• M34: 44,092,626 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.2

Radius: 7.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.69 AU - 7.61 AU

Year: 10170 Days

Day: 18.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,397,692 km

• M1: 129,103 km (0.066 R)
• M2: 865,872 km (0.103 R)
• M3: 1,523,804 km (0.095 R)
• M4: 1,937,741 km (0.109 R)
• M5: 2,641,450 km (0.089 R)
• M6: 3,830,902 km (0.11 R)
• M7: 4,384,265 km (0.057 R)
• M8: 7,252,355 km (0.118 R)
• M9: 8,258,850 km (0.119 R)
• M10: 10,546,051 km (0.108 R)
• M11: 14,017,021 km (0.059 R)
• M12: 15,633,426 km (0.086 R)
• M13: 18,458,283 km (0.098 R)
• M14: 29,603,175 km (0.095 R)
• M15: 34,202,112 km (0.079 R)
• M16: 34,623,081 km (0.097 R)
• M17: 36,451,466 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.4

Radius: 7.7

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.35 AU - 6.95 AU

Year: 10170 Days

Day: 23.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,397,692 km

• M1: 95,743 km (0.098 R)
• M2: 625,469 km (0.083 R)
• M3: 1,801,158 km (0.058 R)
• M4: 3,875,482 km (0.031 R)
• M5: 4,637,235 km (0.102 R)
• M6: 5,322,243 km (0.106 R)
• M7: 6,892,273 km (0.099 R)
• M8: 8,653,638 km (0.078 R)
• M9: 12,852,402 km (0.114 R)
• M10: 13,290,873 km (0.056 R)
• M11: 13,545,788 km (0.111 R)
• M12: 14,197,586 km (0.107 R)
• M13: 15,423,241 km (0.091 R)
• M14: 16,940,463 km (0.094 R)
• M15: 18,475,487 km (0.111 R)
• M16: 19,686,033 km (0.093 R)
• M17: 20,437,313 km (0.076 R)
• M18: 22,534,077 km (0.12 R)
• M19: 24,866,308 km (0.055 R)
• M20: 32,244,325 km (0.113 R)
• M21: 49,882,213 km (0.071 R)
• M22: 51,904,627 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.6

Radius: 7.7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.34 AU - 8.5 AU

Year: 12139 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,397,692 km

• M1: 98,136 km (0.07 R)
• M2: 353,649 km (0.119 R)
• M3: 702,811 km (0.068 R)
• M4: 1,347,428 km (0.071 R)
• M5: 1,647,073 km (0.059 R)
• M6: 2,074,025 km (0.027 R)
• M7: 2,382,645 km (0.064 R)
• M8: 4,390,099 km (0.063 R)
• M9: 5,159,331 km (0.091 R)
• M10: 7,590,895 km (0.092 R)
• M11: 13,583,636 km (0.114 R)
• M12: 14,144,927 km (0.064 R)
• M13: 15,532,747 km (0.067 R)
• M14: 19,911,626 km (0.098 R)
• M15: 20,238,647 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.1

Radius: 5.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.68 AU - 7.88 AU

Year: 14471 Days

Day: 19.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,397,692 km

• M1: 72,106 km (0.094 R)
• M2: 491,878 km (0.103 R)
• M3: 3,467,529 km (0.08 R)
• M4: 7,544,669 km (0.104 R)
• M5: 9,960,525 km (0.071 R)
• M6: 12,938,869 km (0.076 R)
• M7: 15,463,483 km (0.111 R)
• M8: 15,826,707 km (0.057 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 14,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit