🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.6

Radius: 14.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.62 AU - 0.9 AU

Year: 457 Days

Day: 15 Hours

Environment

Temp: -164 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,587,700 km

• M1: 182,809 km (0.097 R)
• M2: 709,244 km (0.084 R)
• M3: 1,179,130 km (0.111 R)
• M4: 1,701,975 km (0.038 R)
• M5: 2,447,870 km (0.103 R)
• M6: 3,727,979 km (0.035 R)
• M7: 4,408,948 km (0.104 R)
• M8: 4,949,745 km (0.115 R)
• M9: 5,568,631 km (0.092 R)
• M10: 6,405,482 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.8

Radius: 11.1

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.01 AU - 1.25 AU

Year: 829 Days

Day: 7.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,587,700 km

• M1: 140,024 km (0.038 R)
• M2: 604,675 km (0.109 R)
• M3: 1,013,376 km (0.106 R)
• M4: 1,515,127 km (0.078 R)
• M5: 2,209,561 km (0.072 R)
• M6: 2,867,043 km (0.092 R)
• M7: 3,593,490 km (0.108 R)
• M8: 5,998,875 km (0.106 R)
• M9: 7,631,287 km (0.063 R)
• M10: 8,473,223 km (0.11 R)
• M11: 9,023,594 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.5

Radius: 12.4

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.93 AU - 2.09 AU

Year: 1967 Days

Day: 10.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,587,700 km

• M1: 163,660 km (0.112 R)
• M2: 637,586 km (0.106 R)
• M3: 1,172,548 km (0.117 R)
• M4: 1,823,149 km (0.08 R)
• M5: 2,440,689 km (0.081 R)
• M6: 4,536,705 km (0.084 R)
• M7: 6,354,918 km (0.058 R)
• M8: 6,863,251 km (0.054 R)
• M9: 7,691,425 km (0.094 R)
• M10: 8,363,269 km (0.119 R)
• M11: 11,027,308 km (0.059 R)
• M12: 11,488,368 km (0.1 R)
• M13: 16,335,190 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.5

Radius: 10.1

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.88 AU - 2.66 AU

Year: 2361 Days

Day: 11.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,587,700 km

• M1: 126,560 km (0.102 R)
• M2: 478,564 km (0.116 R)
• M3: 794,215 km (0.054 R)
• M4: 1,207,554 km (0.11 R)
• M5: 1,964,818 km (0.1 R)
• M6: 2,580,563 km (0.106 R)
• M7: 3,422,201 km (0.092 R)
• M8: 4,925,959 km (0.119 R)
• M9: 6,037,022 km (0.091 R)
• M10: 6,611,179 km (0.053 R)
• M11: 7,107,844 km (0.115 R)
• M12: 7,748,272 km (0.051 R)
• M13: 9,622,135 km (0.059 R)
• M14: 11,117,067 km (0.102 R)
• M15: 12,511,169 km (0.029 R)
• M16: 15,403,345 km (0.11 R)
• M17: 16,475,662 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598

Radius: 9.8

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.28 AU - 2.8 AU

Year: 2794 Days

Day: 14.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,587,700 km

• M1: 121,922 km (0.057 R)
• M2: 535,411 km (0.101 R)
• M3: 1,404,874 km (0.087 R)
• M4: 2,015,831 km (0.051 R)
• M5: 2,525,062 km (0.115 R)
• M6: 3,168,782 km (0.099 R)
• M7: 3,650,038 km (0.089 R)
• M8: 4,452,182 km (0.118 R)
• M9: 6,053,179 km (0.056 R)
• M10: 9,144,319 km (0.109 R)
• M11: 10,424,428 km (0.114 R)
• M12: 11,531,602 km (0.099 R)
• M13: 17,337,196 km (0.063 R)
• M14: 17,661,973 km (0.094 R)
• M15: 19,116,663 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.3

Radius: 9.2

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.85 AU - 4.13 AU

Year: 4500 Days

Day: 14 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,587,700 km

• M1: 114,442 km (0.109 R)
• M2: 583,880 km (0.088 R)
• M3: 961,466 km (0.069 R)
• M4: 1,444,667 km (0.083 R)
• M5: 2,171,712 km (0.108 R)
• M6: 2,738,688 km (0.087 R)
• M7: 3,340,820 km (0.083 R)
• M8: 3,695,067 km (0.119 R)
• M9: 4,074,448 km (0.059 R)
• M10: 4,654,289 km (0.096 R)
• M11: 5,205,856 km (0.097 R)
• M12: 6,376,759 km (0.072 R)
• M13: 9,556,013 km (0.096 R)
• M14: 10,623,094 km (0.1 R)
• M15: 11,532,500 km (0.101 R)
• M16: 12,054,297 km (0.072 R)
• M17: 13,043,289 km (0.114 R)
• M18: 13,453,785 km (0.11 R)
• M19: 15,522,125 km (0.107 R)
• M20: 16,217,008 km (0.093 R)
• M21: 17,114,744 km (0.108 R)
• M22: 19,470,462 km (0.102 R)
• M23: 21,391,000 km (0.109 R)
• M24: 21,818,401 km (0.084 R)
• M25: 23,509,754 km (0.078 R)
• M26: 24,194,912 km (0.025 R)
• M27: 28,330,845 km (0.088 R)
• M28: 29,106,659 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.5

Radius: 8.5

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.23 AU - 4.79 AU

Year: 6611 Days

Day: 12.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,587,700 km

• M1: 107,561 km (0.109 R)
• M2: 394,340 km (0.066 R)
• M3: 676,332 km (0.062 R)
• M4: 1,170,304 km (0.106 R)
• M5: 1,450,202 km (0.074 R)
• M6: 2,346,443 km (0.113 R)
• M7: 3,035,042 km (0.066 R)
• M8: 3,371,936 km (0.074 R)
• M9: 4,325,024 km (0.074 R)
• M10: 5,121,034 km (0.079 R)
• M11: 7,073,436 km (0.075 R)
• M12: 7,516,545 km (0.061 R)
• M13: 9,128,312 km (0.109 R)
• M14: 10,338,858 km (0.043 R)
• M15: 10,717,191 km (0.083 R)
• M16: 11,856,678 km (0.114 R)
• M17: 13,075,153 km (0.08 R)
• M18: 13,742,958 km (0.094 R)
• M19: 15,511,953 km (0.117 R)
• M20: 16,515,007 km (0.102 R)
• M21: 18,859,056 km (0.099 R)
• M22: 19,495,894 km (0.101 R)
• M23: 20,812,505 km (0.037 R)
• M24: 23,137,106 km (0.027 R)
• M25: 24,445,040 km (0.066 R)
• M26: 25,117,333 km (0.031 R)
• M27: 25,801,743 km (0.079 R)
• M28: 27,567,148 km (0.111 R)
• M29: 30,171,946 km (0.084 R)
• M30: 30,945,367 km (0.118 R)
• M31: 33,859,832 km (0.118 R)
• M32: 34,171,445 km (0.077 R)
• M33: 34,905,970 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.2

Radius: 7.7

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.74 AU - 6.28 AU

Year: 10170 Days

Day: 22.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,587,700 km

• M1: 96,191 km (0.11 R)
• M2: 448,644 km (0.112 R)
• M3: 745,297 km (0.053 R)
• M4: 1,322,595 km (0.066 R)
• M5: 1,862,344 km (0.118 R)
• M6: 2,153,910 km (0.109 R)
• M7: 2,492,001 km (0.111 R)
• M8: 2,794,638 km (0.088 R)
• M9: 3,941,306 km (0.108 R)
• M10: 4,236,462 km (0.066 R)
• M11: 5,969,404 km (0.086 R)
• M12: 13,502,704 km (0.071 R)
• M13: 18,002,159 km (0.1 R)
• M14: 18,753,290 km (0.03 R)
• M15: 21,063,829 km (0.088 R)
• M16: 21,827,377 km (0.111 R)
• M17: 24,607,803 km (0.115 R)
• M18: 26,162,124 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.2

Radius: 5.7

Gravity: 15.03 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.2 AU - 7.32 AU

Year: 13503 Days

Day: 18.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,587,700 km

• M1: 73,153 km (0.085 R)
• M2: 297,101 km (0.116 R)
• M3: 534,214 km (0.077 R)
• M4: 731,683 km (0.113 R)
• M5: 1,672,654 km (0.092 R)
• M6: 2,982,533 km (0.065 R)
• M7: 3,777,346 km (0.119 R)
• M8: 4,311,411 km (0.096 R)
• M9: 4,958,870 km (0.072 R)
• M10: 5,459,425 km (0.079 R)
• M11: 5,775,675 km (0.107 R)
• M12: 6,253,939 km (0.118 R)
• M13: 6,798,026 km (0.095 R)
• M14: 7,205,681 km (0.088 R)
• M15: 7,847,456 km (0.049 R)
• M16: 8,204,845 km (0.109 R)
• M17: 9,195,033 km (0.099 R)
• M18: 12,762,344 km (0.091 R)
• M19: 14,152,557 km (0.095 R)
• M20: 14,682,283 km (0.102 R)
• M21: 15,293,839 km (0.115 R)
• M22: 16,713,373 km (0.064 R)
• M23: 17,606,173 km (0.067 R)
• M24: 18,064,242 km (0.074 R)
• M25: 21,323,531 km (0.11 R)
• M26: 23,091,179 km (0.109 R)
• M27: 23,273,240 km (0.074 R)
• M28: 23,640,054 km (0.12 R)
• M29: 27,523,166 km (0.119 R)
• M30: 28,556,438 km (0.118 R)
• M31: 41,546,321 km (0.107 R)
• M32: 44,432,512 km (0.112 R)
• M33: 45,566,315 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 4.6

Gravity: 31.44 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.11 AU - 10.57 AU

Year: 22950 Days

Day: 21.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,587,700 km

• M1: 57,296 km (0.041 R)
• M2: 314,006 km (0.063 R)
• M3: 477,217 km (0.106 R)
• M4: 717,471 km (0.069 R)
• M5: 900,579 km (0.113 R)
• M6: 1,114,654 km (0.118 R)
• M7: 1,300,903 km (0.095 R)
• M8: 2,008,202 km (0.094 R)
• M9: 2,636,812 km (0.09 R)
• M10: 2,969,518 km (0.093 R)
• M11: 3,215,905 km (0.059 R)
• M12: 4,766,936 km (0.107 R)
• M13: 6,348,036 km (0.086 R)
• M14: 8,090,402 km (0.067 R)
• M15: 9,299,004 km (0.096 R)
• M16: 9,589,523 km (0.094 R)
• M17: 11,069,494 km (0.1 R)
• M18: 11,594,882 km (0.025 R)
• M19: 11,999,694 km (0.076 R)
• M20: 14,473,444 km (0.117 R)
• M21: 22,513,582 km (0.111 R)
• M22: 23,355,668 km (0.1 R)
• M23: 27,287,250 km (0.113 R)
• M24: 27,524,363 km (0.092 R)
• M25: 29,099,329 km (0.068 R)
• M26: 34,596,901 km (0.093 R)
• M27: 36,000,877 km (0.075 R)
• M28: 36,286,160 km (0.052 R)
• M29: 40,439,745 km (0.076 R)
• M30: 41,213,316 km (0.092 R)
• M31: 42,312,860 km (0.106 R)
• M32: 45,395,623 km (0.105 R)
• M33: 55,346,126 km (0.098 R)
• M34: 58,238,601 km (0.05 R)
• M35: 63,488,140 km (0.083 R)
• M36: 75,380,572 km (0.228 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: 257 - 12,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit