🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.5

Radius: 12.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.48 AU - 0.62 AU

Year: 282 Days

Day: 8 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,132,080 km

• M1: 157,975 km (0.108 R)
• M2: 589,416 km (0.11 R)
• M3: 984,653 km (0.11 R)
• M4: 1,429,258 km (0.112 R)
• M5: 1,862,942 km (0.113 R)
• M6: 2,305,154 km (0.107 R)
• M7: 2,718,343 km (0.06 R)
• M8: 3,261,982 km (0.113 R)
• M9: 4,005,034 km (0.025 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 10

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.84 AU - 1.26 AU

Year: 743 Days

Day: 10.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,132,080 km

• M1: 124,465 km (0.06 R)
• M2: 449,841 km (0.102 R)
• M3: 852,259 km (0.085 R)
• M4: 1,316,611 km (0.025 R)
• M5: 1,812,079 km (0.084 R)
• M6: 2,471,656 km (0.103 R)
• M7: 2,881,704 km (0.117 R)
• M8: 3,526,620 km (0.104 R)
• M9: 4,003,089 km (0.114 R)
• M10: 4,408,350 km (0.113 R)
• M11: 4,909,952 km (0.11 R)
• M12: 5,430,552 km (0.109 R)
• M13: 6,229,106 km (0.062 R)
• M14: 6,993,252 km (0.11 R)
• M15: 7,329,398 km (0.077 R)
• M16: 7,700,102 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971

Radius: 8.8

Gravity: 12.54 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.91 AU - 1.19 AU

Year: 743 Days

Day: 7 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,132,080 km

• M1: 109,506 km (0.112 R)
• M2: 444,306 km (0.079 R)
• M3: 899,682 km (0.09 R)
• M4: 1,182,272 km (0.084 R)
• M5: 1,493,735 km (0.09 R)
• M6: 2,150,918 km (0.104 R)
• M7: 2,460,885 km (0.106 R)
• M8: 2,925,237 km (0.085 R)
• M9: 3,432,822 km (0.102 R)
• M10: 4,520,848 km (0.112 R)
• M11: 4,960,516 km (0.077 R)
• M12: 5,486,502 km (0.089 R)
• M13: 6,070,083 km (0.118 R)
• M14: 7,870,494 km (0.063 R)
• M15: 8,377,630 km (0.116 R)
• M16: 9,151,500 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.8

Radius: 8.4

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.03 AU - 1.55 AU

Year: 1011 Days

Day: 5 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,132,080 km

• M1: 104,419 km (0.09 R)
• M2: 405,560 km (0.11 R)
• M3: 672,742 km (0.088 R)
• M4: 1,179,430 km (0.118 R)
• M5: 1,510,938 km (0.043 R)
• M6: 2,502,473 km (0.07 R)
• M7: 3,469,773 km (0.072 R)
• M8: 4,345,070 km (0.095 R)
• M9: 5,216,478 km (0.095 R)
• M10: 5,599,598 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.5

Radius: 8.3

Gravity: 13.87 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.41 AU - 3.19 AU

Year: 3234 Days

Day: 6.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,132,080 km

• M1: 103,223 km (0.115 R)
• M2: 587,022 km (0.097 R)
• M3: 896,241 km (0.041 R)
• M4: 1,227,451 km (0.107 R)
• M5: 1,822,551 km (0.071 R)
• M6: 2,143,438 km (0.113 R)
• M7: 2,662,693 km (0.098 R)
• M8: 2,987,918 km (0.094 R)
• M9: 5,006,442 km (0.033 R)
• M10: 5,723,615 km (0.109 R)
• M11: 6,660,097 km (0.102 R)
• M12: 7,036,485 km (0.06 R)
• M13: 7,460,296 km (0.089 R)
• M14: 8,358,781 km (0.093 R)
• M15: 9,097,645 km (0.094 R)
• M16: 9,879,294 km (0.073 R)
• M17: 10,747,560 km (0.107 R)
• M18: 11,309,898 km (0.074 R)
• M19: 11,801,028 km (0.101 R)
• M20: 12,682,608 km (0.082 R)
• M21: 13,115,245 km (0.115 R)
• M22: 14,214,341 km (0.084 R)
• M23: 14,892,019 km (0.115 R)
• M24: 19,354,673 km (0.072 R)
• M25: 23,467,268 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.7

Radius: 9.9

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.2 AU - 4.8 AU

Year: 5522 Days

Day: 6 Hours

Environment

Temp: -209 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,132,080 km

• M1: 144,362 km (0.111 R)
• M2: 655,388 km (0.058 R)
• M3: 1,538,913 km (0.117 R)
• M4: 3,983,343 km (0.104 R)
• M5: 4,348,062 km (0.07 R)
• M6: 4,963,657 km (0.095 R)
• M7: 5,386,870 km (0.101 R)
• M8: 6,869,235 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.5

Radius: 5.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.58 AU - 7.62 AU

Year: 10399 Days

Day: 15.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,132,080 km

• M1: 76,744 km (0.112 R)
• M2: 270,024 km (0.102 R)
• M3: 588,967 km (0.081 R)
• M4: 1,302,399 km (0.056 R)
• M5: 1,709,156 km (0.075 R)
• M6: 2,400,447 km (0.118 R)
• M7: 3,323,317 km (0.115 R)
• M8: 7,658,214 km (0.083 R)
• M9: 8,888,956 km (0.114 R)
• M10: 13,108,663 km (0.103 R)
• M11: 15,026,358 km (0.052 R)
• M12: 15,762,529 km (0.12 R)
• M13: 19,408,229 km (0.099 R)
• M14: 22,321,199 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.4

Radius: 5.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.93 AU - 6.69 AU

Year: 10941 Days

Day: 20.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,132,080 km

• M1: 74,350 km (0.1 R)
• M2: 338,989 km (0.112 R)
• M3: 598,391 km (0.111 R)
• M4: 1,213,089 km (0.084 R)
• M5: 1,741,469 km (0.047 R)
• M6: 2,119,503 km (0.101 R)
• M7: 2,940,197 km (0.058 R)
• M8: 3,721,995 km (0.078 R)
• M9: 4,100,029 km (0.068 R)
• M10: 4,399,973 km (0.101 R)
• M11: 6,450,959 km (0.079 R)
• M12: 7,102,009 km (0.111 R)
• M13: 7,833,543 km (0.052 R)
• M14: 8,574,052 km (0.047 R)
• M15: 9,317,554 km (0.059 R)
• M16: 9,880,790 km (0.066 R)
• M17: 10,651,069 km (0.058 R)
• M18: 11,509,611 km (0.091 R)
• M19: 13,690,748 km (0.057 R)
• M20: 14,647,128 km (0.061 R)
• M21: 15,289,052 km (0.059 R)
• M22: 17,007,782 km (0.116 R)
• M23: 17,456,725 km (0.117 R)
• M24: 18,244,807 km (0.099 R)
• M25: 20,896,728 km (0.043 R)
• M26: 22,852,421 km (0.073 R)
• M27: 23,241,974 km (0.116 R)
• M28: 23,556,878 km (0.111 R)
• M29: 24,844,766 km (0.066 R)
• M30: 27,036,674 km (0.103 R)
• M31: 29,537,800 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.4

Radius: 5.3

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.84 AU - 7.92 AU

Year: 11124 Days

Day: 23.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,132,080 km

• M1: 69,563 km (0.051 R)
• M2: 263,891 km (0.115 R)
• M3: 575,503 km (0.099 R)
• M4: 867,817 km (0.029 R)
• M5: 1,121,386 km (0.1 R)
• M6: 1,398,590 km (0.072 R)
• M7: 1,706,014 km (0.058 R)
• M8: 2,242,023 km (0.071 R)
• M9: 3,224,732 km (0.081 R)
• M10: 3,836,138 km (0.089 R)
• M11: 5,316,708 km (0.036 R)
• M12: 5,505,351 km (0.076 R)
• M13: 6,879,557 km (0.072 R)
• M14: 7,886,501 km (0.075 R)
• M15: 8,812,212 km (0.109 R)
• M16: 9,346,725 km (0.102 R)
• M17: 11,807,910 km (0.097 R)
• M18: 12,129,545 km (0.077 R)
• M19: 12,790,468 km (0.068 R)
• M20: 17,892,354 km (0.073 R)
• M21: 18,174,645 km (0.1 R)
• M22: 19,780,130 km (0.056 R)
• M23: 20,386,749 km (0.071 R)
• M24: 23,861,010 km (0.095 R)
• M25: 24,031,552 km (0.108 R)
• M26: 26,780,712 km (0.104 R)
• M27: 27,522,717 km (0.105 R)
• M28: 29,929,896 km (0.119 R)
• M29: 30,829,728 km (0.117 R)
• M30: 32,473,808 km (0.098 R)
• M31: 33,530,418 km (0.061 R)
• M32: 34,283,643 km (0.118 R)
• M33: 37,871,000 km (0.082 R)
• M34: 39,278,267 km (0.047 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.9

Radius: 3

Gravity: 81.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.91 AU - 8.61 AU

Year: 14921 Days

Day: 21.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,132,080 km

• M1: 37,250 km (0.081 R)
• M2: 276,008 km (0.072 R)
• M3: 411,095 km (0.093 R)
• M4: 573,558 km (0.072 R)
• M5: 848,070 km (0.092 R)
• M6: 1,003,203 km (0.103 R)
• M7: 1,384,827 km (0.112 R)
• M8: 1,552,527 km (0.109 R)
• M9: 1,699,581 km (0.103 R)
• M10: 1,910,066 km (0.043 R)
• M11: 2,832,785 km (0.049 R)
• M12: 3,283,972 km (0.062 R)
• M13: 4,819,894 km (0.119 R)
• M14: 5,460,023 km (0.101 R)
• M15: 6,035,077 km (0.104 R)
• M16: 6,906,485 km (0.109 R)
• M17: 13,743,856 km (0.083 R)
• M18: 13,951,049 km (0.071 R)
• M19: 14,801,363 km (0.049 R)
• M20: 15,610,388 km (0.036 R)
• M21: 17,558,152 km (0.077 R)
• M22: 17,720,765 km (0.092 R)
• M23: 17,966,255 km (0.097 R)
• M24: 22,116,100 km (0.049 R)
• M25: 25,695,379 km (0.114 R)
• M26: 26,009,983 km (0.099 R)
• M27: 29,298,743 km (0.091 R)
• M28: 31,758,730 km (0.108 R)
• M29: 37,218,305 km (0.066 R)
• M30: 41,808,865 km (0.1 R)
• M31: 45,988,031 km (0.083 R)
• M32: 48,178,144 km (0.095 R)
• M33: 49,298,931 km (0.09 R)
• M34: 49,622,362 km (0.05 R)
• M35: 50,436,922 km (0.108 R)
• M36: 51,925,720 km (0.06 R)
• M37: 57,099,413 km (0.1 R)
• M38: 61,664,691 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 18,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit