🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 8.4

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.92 AU - 0.94 AU

Year: 579 Days

Day: 10.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,166,462 km

• M1: 104,419 km (0.087 R)
• M2: 447,447 km (0.1 R)
• M3: 759,658 km (0.058 R)
• M4: 1,104,182 km (0.1 R)
• M5: 1,567,337 km (0.045 R)
• M6: 1,971,102 km (0.096 R)
• M7: 2,310,988 km (0.094 R)
• M8: 2,656,559 km (0.081 R)
• M9: 3,171,026 km (0.1 R)
• M10: 3,877,128 km (0.103 R)
• M11: 5,562,348 km (0.11 R)
• M12: 6,069,485 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 12.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.19 AU - 1.25 AU

Year: 870 Days

Day: 6.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,166,462 km

• M1: 150,645 km (0.117 R)
• M2: 554,111 km (0.109 R)
• M3: 949,647 km (0.06 R)
• M4: 1,354,758 km (0.097 R)
• M5: 1,805,497 km (0.113 R)
• M6: 2,198,490 km (0.119 R)
• M7: 2,649,378 km (0.061 R)
• M8: 3,043,868 km (0.077 R)
• M9: 4,190,835 km (0.032 R)
• M10: 4,591,159 km (0.083 R)
• M11: 5,127,916 km (0.103 R)
• M12: 5,867,528 km (0.099 R)
• M13: 7,829,055 km (0.085 R)
• M14: 8,284,132 km (0.113 R)
• M15: 9,136,840 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 11.8

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.3 AU - 1.68 AU

Year: 1174 Days

Day: 12 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,166,462 km

• M1: 146,905 km (0.099 R)
• M2: 534,513 km (0.076 R)
• M3: 999,763 km (0.091 R)
• M4: 1,757,476 km (0.12 R)
• M5: 2,146,729 km (0.102 R)
• M6: 2,747,963 km (0.043 R)
• M7: 3,248,518 km (0.083 R)
• M8: 3,631,339 km (0.109 R)
• M9: 4,343,125 km (0.119 R)
• M10: 6,227,759 km (0.12 R)
• M11: 7,021,077 km (0.1 R)
• M12: 7,826,512 km (0.061 R)
• M13: 8,750,578 km (0.107 R)
• M14: 9,254,124 km (0.095 R)
• M15: 9,808,534 km (0.088 R)
• M16: 10,681,438 km (0.118 R)
• M17: 11,889,141 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 8.4

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.81 AU - 1.97 AU

Year: 1678 Days

Day: 9 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,166,462 km

• M1: 106,364 km (0.025 R)
• M2: 529,427 km (0.102 R)
• M3: 959,222 km (0.103 R)
• M4: 1,628,971 km (0.115 R)
• M5: 2,898,758 km (0.066 R)
• M6: 3,243,431 km (0.115 R)
• M7: 3,745,631 km (0.105 R)
• M8: 4,137,877 km (0.094 R)
• M9: 4,482,401 km (0.104 R)
• M10: 4,944,958 km (0.101 R)
• M11: 5,249,838 km (0.091 R)
• M12: 5,830,577 km (0.116 R)
• M13: 6,264,411 km (0.051 R)
• M14: 6,768,855 km (0.054 R)
• M15: 7,562,771 km (0.032 R)
• M16: 10,349,779 km (0.028 R)
• M17: 10,648,227 km (0.105 R)
• M18: 12,227,382 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 14.1

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.06 AU - 2.08 AU

Year: 1923 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,166,462 km

• M1: 175,329 km (0.112 R)
• M2: 634,594 km (0.1 R)
• M3: 1,269,188 km (0.112 R)
• M4: 2,063,104 km (0.033 R)
• M5: 2,513,543 km (0.032 R)
• M6: 3,107,597 km (0.058 R)
• M7: 3,885,206 km (0.117 R)
• M8: 4,622,574 km (0.101 R)
• M9: 5,246,697 km (0.106 R)
• M10: 5,709,702 km (0.118 R)
• M11: 6,352,374 km (0.063 R)
• M12: 6,960,789 km (0.082 R)
• M13: 7,607,949 km (0.11 R)
• M14: 8,449,737 km (0.038 R)
• M15: 10,001,665 km (0.097 R)
• M16: 10,900,898 km (0.05 R)
• M17: 11,814,342 km (0.114 R)
• M18: 13,069,020 km (0.05 R)
• M19: 13,968,402 km (0.034 R)
• M20: 15,747,420 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.3

Radius: 8.2

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.32 AU - 2.6 AU

Year: 2491 Days

Day: 9.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 70,166,462 km

• M1: 111,301 km (0.113 R)
• M2: 524,789 km (0.047 R)
• M3: 877,990 km (0.055 R)
• M4: 1,732,643 km (0.07 R)
• M5: 3,137,666 km (0.067 R)
• M6: 6,035,526 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.9

Radius: 7.2

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.39 AU - 7.03 AU

Year: 11223 Days

Day: 18 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,166,462 km

• M1: 93,648 km (0.089 R)
• M2: 750,832 km (0.115 R)
• M3: 1,059,003 km (0.1 R)
• M4: 1,528,591 km (0.117 R)
• M5: 2,031,090 km (0.052 R)
• M6: 3,685,194 km (0.047 R)
• M7: 5,192,692 km (0.119 R)
• M8: 5,908,817 km (0.111 R)
• M9: 6,142,040 km (0.118 R)
• M10: 8,056,444 km (0.099 R)
• M11: 9,207,001 km (0.097 R)
• M12: 10,505,810 km (0.103 R)
• M13: 10,848,688 km (0.074 R)
• M14: 11,376,918 km (0.067 R)
• M15: 14,700,235 km (0.064 R)
• M16: 15,183,585 km (0.031 R)
• M17: 25,798,602 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.5

Radius: 6.9

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.96 AU - 9.1 AU

Year: 13342 Days

Day: 16.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,166,462 km

• M1: 85,869 km (0.037 R)
• M2: 440,117 km (0.083 R)
• M3: 714,031 km (0.095 R)
• M4: 1,192,145 km (0.068 R)
• M5: 1,579,604 km (0.12 R)
• M6: 1,818,961 km (0.092 R)
• M7: 2,986,721 km (0.043 R)
• M8: 3,284,122 km (0.06 R)
• M9: 4,101,674 km (0.073 R)
• M10: 4,617,338 km (0.09 R)
• M11: 5,708,505 km (0.119 R)
• M12: 6,651,869 km (0.106 R)
• M13: 8,433,879 km (0.107 R)
• M14: 10,203,772 km (0.086 R)
• M15: 10,669,021 km (0.087 R)
• M16: 10,933,510 km (0.111 R)
• M17: 12,555,450 km (0.094 R)
• M18: 15,112,975 km (0.061 R)
• M19: 16,478,355 km (0.073 R)
• M20: 22,504,756 km (0.088 R)
• M21: 24,463,441 km (0.105 R)
• M22: 25,672,790 km (0.098 R)
• M23: 28,109,590 km (0.082 R)
• M24: 30,377,942 km (0.065 R)
• M25: 31,556,624 km (0.025 R)
• M26: 36,817,233 km (0.11 R)
• M27: 43,434,695 km (0.04 R)
• M28: 44,381,799 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.6

Radius: 3.6

Gravity: 62.39 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 7.01 AU - 10.43 AU

Year: 16626 Days

Day: 20.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,166,462 km

• M1: 45,029 km (0.07 R)
• M2: 180,265 km (0.044 R)
• M3: 647,908 km (0.11 R)
• M4: 920,625 km (0.055 R)
• M5: 1,412,353 km (0.057 R)
• M6: 1,868,777 km (0.085 R)
• M7: 2,461,334 km (0.085 R)
• M8: 3,912,732 km (0.092 R)
• M9: 4,194,874 km (0.069 R)
• M10: 4,557,948 km (0.077 R)
• M11: 4,905,913 km (0.071 R)
• M12: 5,693,845 km (0.09 R)
• M13: 6,649,625 km (0.111 R)
• M14: 8,872,949 km (0.075 R)
• M15: 10,209,007 km (0.065 R)
• M16: 11,357,470 km (0.116 R)
• M17: 13,552,221 km (0.111 R)
• M18: 13,836,008 km (0.061 R)
• M19: 15,011,249 km (0.051 R)
• M20: 17,895,496 km (0.081 R)
• M21: 20,378,820 km (0.116 R)
• M22: 22,781,961 km (0.087 R)
• M23: 24,415,120 km (0.097 R)
• M24: 26,234,081 km (0.059 R)
• M25: 28,256,495 km (0.103 R)
• M26: 30,744,457 km (0.111 R)
• M27: 32,104,002 km (0.078 R)
• M28: 32,735,156 km (0.09 R)
• M29: 34,942,622 km (0.064 R)
• M30: 35,610,277 km (0.108 R)
• M31: 36,150,475 km (0.092 R)
• M32: 41,856,587 km (0.076 R)
• M33: 46,189,390 km (0.066 R)
• M34: 47,480,120 km (0.11 R)
• M35: 52,883,446 km (0.084 R)
• M36: 56,277,971 km (0.054 R)
• M37: 59,625,074 km (0.083 R)
• M38: 65,494,247 km (0.047 R)
• M39: 66,101,465 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.7

Radius: 3.1

Gravity: 70.94 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.34 AU - 9.88 AU

Year: 17754 Days

Day: 22.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,166,462 km

• M1: 38,746 km (0.098 R)
• M2: 270,473 km (0.098 R)
• M3: 389,254 km (0.067 R)
• M4: 599,588 km (0.087 R)
• M5: 735,573 km (0.115 R)
• M6: 1,007,990 km (0.096 R)
• M7: 1,228,947 km (0.101 R)
• M8: 1,434,344 km (0.094 R)
• M9: 1,628,074 km (0.114 R)
• M10: 1,731,296 km (0.118 R)
• M11: 2,401,794 km (0.094 R)
• M12: 3,097,125 km (0.104 R)
• M13: 3,707,185 km (0.073 R)
• M14: 4,526,682 km (0.091 R)
• M15: 5,653,154 km (0.046 R)
• M16: 6,864,448 km (0.118 R)
• M17: 6,998,936 km (0.11 R)
• M18: 7,366,050 km (0.107 R)
• M19: 8,390,496 km (0.116 R)
• M20: 9,232,133 km (0.118 R)
• M21: 12,754,266 km (0.084 R)
• M22: 13,650,656 km (0.111 R)
• M23: 13,934,742 km (0.061 R)
• M24: 14,295,423 km (0.076 R)
• M25: 14,514,733 km (0.074 R)
• M26: 15,491,159 km (0.058 R)
• M27: 16,671,187 km (0.091 R)
• M28: 17,573,860 km (0.064 R)
• M29: 18,508,398 km (0.053 R)
• M30: 19,655,215 km (0.034 R)
• M31: 21,510,528 km (0.089 R)
• M32: 23,277,129 km (0.102 R)
• M33: 25,457,668 km (0.051 R)
• M34: 26,104,679 km (0.107 R)
• M35: 31,681,538 km (0.086 R)
• M36: 34,091,859 km (0.074 R)
• M37: 61,118,808 km (0.115 R)
• M38: 66,447,335 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 18,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit