🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.2

Radius: 12.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.55 AU - 0.69 AU

Year: 343 Days

Day: 9.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,125,896 km

• M1: 160,967 km (0.101 R)
• M2: 576,849 km (0.116 R)
• M3: 1,111,961 km (0.079 R)
• M4: 1,684,173 km (0.093 R)
• M5: 2,160,343 km (0.109 R)
• M6: 2,717,445 km (0.035 R)
• M7: 3,545,170 km (0.075 R)
• M8: 4,261,744 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.3

Radius: 15

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.61 AU - 0.99 AU

Year: 503 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,125,896 km

• M1: 186,698 km (0.057 R)
• M2: 707,299 km (0.101 R)
• M3: 1,317,957 km (0.11 R)
• M4: 1,952,252 km (0.118 R)
• M5: 2,435,603 km (0.059 R)
• M6: 2,920,599 km (0.101 R)
• M7: 3,717,806 km (0.113 R)
• M8: 4,411,940 km (0.098 R)
• M9: 5,465,259 km (0.104 R)
• M10: 6,463,077 km (0.059 R)
• M11: 7,068,051 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.6

Radius: 12.4

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.86 AU - 0.98 AU

Year: 620 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,125,896 km

• M1: 154,235 km (0.117 R)
• M2: 624,721 km (0.119 R)
• M3: 1,173,147 km (0.103 R)
• M4: 1,842,148 km (0.106 R)
• M5: 2,450,563 km (0.07 R)
• M6: 2,966,227 km (0.06 R)
• M7: 3,463,640 km (0.107 R)
• M8: 4,174,529 km (0.041 R)
• M9: 4,611,953 km (0.101 R)
• M10: 5,368,918 km (0.092 R)
• M11: 5,961,774 km (0.12 R)
• M12: 6,678,049 km (0.069 R)
• M13: 7,067,751 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969

Radius: 11.8

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.95 AU - 1.15 AU

Year: 756 Days

Day: 8.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,125,896 km

• M1: 146,756 km (0.108 R)
• M2: 596,297 km (0.061 R)
• M3: 987,496 km (0.068 R)
• M4: 1,433,596 km (0.115 R)
• M5: 2,183,381 km (0.08 R)
• M6: 2,607,640 km (0.071 R)
• M7: 3,728,129 km (0.046 R)
• M8: 4,626,464 km (0.074 R)
• M9: 5,545,593 km (0.117 R)
• M10: 6,174,054 km (0.059 R)
• M11: 7,031,848 km (0.094 R)
• M12: 8,296,997 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.9

Radius: 8.7

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.07 AU - 2.07 AU

Year: 2093 Days

Day: 9.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,125,896 km

• M1: 108,608 km (0.114 R)
• M2: 668,403 km (0.094 R)
• M3: 941,419 km (0.108 R)
• M4: 1,256,024 km (0.036 R)
• M5: 1,673,103 km (0.059 R)
• M6: 2,079,111 km (0.038 R)
• M7: 2,849,690 km (0.075 R)
• M8: 5,709,702 km (0.101 R)
• M9: 6,199,785 km (0.066 R)
• M10: 6,606,392 km (0.119 R)
• M11: 7,809,158 km (0.11 R)
• M12: 8,844,675 km (0.07 R)
• M13: 9,117,392 km (0.032 R)
• M14: 10,227,408 km (0.06 R)
• M15: 12,973,875 km (0.102 R)
• M16: 15,925,292 km (0.081 R)
• M17: 17,370,108 km (0.115 R)
• M18: 17,906,716 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.5

Radius: 14.4

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.62 AU - 3.08 AU

Year: 3382 Days

Day: 8 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,125,896 km

• M1: 180,714 km (0.051 R)
• M2: 655,987 km (0.119 R)
• M3: 1,105,379 km (0.067 R)
• M4: 2,252,645 km (0.074 R)
• M5: 3,002,429 km (0.119 R)
• M6: 3,516,747 km (0.071 R)
• M7: 4,285,381 km (0.1 R)
• M8: 6,380,200 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.8

Radius: 14.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.71 AU - 4.27 AU

Year: 4583 Days

Day: 11.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,125,896 km

• M1: 212,429 km (0.083 R)
• M2: 702,063 km (0.096 R)
• M3: 1,554,771 km (0.076 R)
• M4: 2,037,822 km (0.04 R)
• M5: 2,832,486 km (0.087 R)
• M6: 3,952,675 km (0.051 R)
• M7: 7,846,857 km (0.066 R)
• M8: 8,787,229 km (0.084 R)
• M9: 9,632,906 km (0.089 R)
• M10: 11,411,475 km (0.083 R)
• M11: 13,191,540 km (0.049 R)
• M12: 13,824,190 km (0.038 R)
• M13: 14,432,903 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631

Radius: 5.8

Gravity: 18.76 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.29 AU - 7.67 AU

Year: 11595 Days

Day: 17.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,125,896 km

• M1: 72,555 km (0.107 R)
• M2: 1,618,350 km (0.073 R)
• M3: 1,853,069 km (0.11 R)
• M4: 2,333,128 km (0.1 R)
• M5: 2,892,624 km (0.096 R)
• M6: 5,010,481 km (0.073 R)
• M7: 6,119,600 km (0.086 R)
• M8: 9,491,686 km (0.063 R)
• M9: 12,322,825 km (0.112 R)
• M10: 13,295,960 km (0.082 R)
• M11: 14,649,521 km (0.078 R)
• M12: 16,021,782 km (0.115 R)
• M13: 16,234,810 km (0.112 R)
• M14: 16,521,589 km (0.111 R)
• M15: 21,931,497 km (0.097 R)
• M16: 22,370,417 km (0.093 R)
• M17: 23,539,075 km (0.038 R)
• M18: 26,488,996 km (0.115 R)
• M19: 27,796,182 km (0.051 R)
• M20: 28,517,692 km (0.062 R)
• M21: 29,463,450 km (0.071 R)
• M22: 31,417,348 km (0.093 R)
• M23: 36,554,240 km (0.118 R)
• M24: 41,284,824 km (0.083 R)
• M25: 46,840,888 km (0.045 R)
• M26: 48,897,410 km (0.079 R)
• M27: 49,495,951 km (0.025 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.3

Radius: 4.3

Gravity: 41.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.53 AU - 7.83 AU

Year: 13524 Days

Day: 18.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,125,896 km

• M1: 53,556 km (0.117 R)
• M2: 421,567 km (0.09 R)
• M3: 1,054,067 km (0.086 R)
• M4: 1,735,335 km (0.113 R)
• M5: 2,149,572 km (0.112 R)
• M6: 2,349,135 km (0.073 R)
• M7: 2,604,649 km (0.071 R)
• M8: 3,247,770 km (0.109 R)
• M9: 3,565,216 km (0.095 R)
• M10: 4,773,967 km (0.089 R)
• M11: 5,543,798 km (0.08 R)
• M12: 7,640,412 km (0.109 R)
• M13: 8,200,955 km (0.105 R)
• M14: 8,442,556 km (0.06 R)
• M15: 9,247,392 km (0.083 R)
• M16: 9,615,104 km (0.094 R)
• M17: 12,594,046 km (0.046 R)
• M18: 13,642,279 km (0.1 R)
• M19: 15,104,448 km (0.108 R)
• M20: 15,614,278 km (0.105 R)
• M21: 17,848,672 km (0.053 R)
• M22: 22,749,498 km (0.098 R)
• M23: 23,515,588 km (0.113 R)
• M24: 24,897,274 km (0.114 R)
• M25: 30,044,638 km (0.119 R)
• M26: 30,273,373 km (0.032 R)
• M27: 33,352,247 km (0.049 R)
• M28: 41,381,613 km (0.073 R)
• M29: 43,390,414 km (0.06 R)
• M30: 44,123,144 km (0.117 R)
• M31: 45,764,382 km (0.062 R)
• M32: 46,371,301 km (0.068 R)
• M33: 48,067,441 km (0.086 R)
• M34: 49,326,756 km (0.091 R)
• M35: 50,446,646 km (0.065 R)
• M36: 51,747,100 km (0.105 R)
• M37: 52,405,480 km (0.113 R)
• M38: 57,876,125 km (0.026 R)
• M39: 59,841,093 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.2

Radius: 4.4

Gravity: 25.17 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.19 AU - 11.33 AU

Year: 21433 Days

Day: 19.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 71,125,896 km

• M1: 54,902 km (0.075 R)
• M2: 221,854 km (0.113 R)
• M3: 368,160 km (0.078 R)
• M4: 557,701 km (0.115 R)
• M5: 886,068 km (0.098 R)
• M6: 1,037,162 km (0.113 R)
• M7: 1,219,372 km (0.092 R)
• M8: 1,500,766 km (0.049 R)
• M9: 1,752,389 km (0.113 R)
• M10: 1,992,943 km (0.11 R)
• M11: 2,297,375 km (0.077 R)
• M12: 2,585,650 km (0.1 R)
• M13: 2,848,044 km (0.081 R)
• M14: 3,050,001 km (0.104 R)
• M15: 3,985,437 km (0.074 R)
• M16: 6,793,539 km (0.11 R)
• M17: 9,537,911 km (0.113 R)
• M18: 10,397,800 km (0.049 R)
• M19: 10,816,225 km (0.12 R)
• M20: 16,829,611 km (0.094 R)
• M21: 17,240,107 km (0.118 R)
• M22: 17,825,783 km (0.083 R)
• M23: 18,338,455 km (0.081 R)
• M24: 23,708,121 km (0.03 R)
• M25: 25,599,487 km (0.089 R)
• M26: 26,471,493 km (0.045 R)
• M27: 28,044,814 km (0.055 R)
• M28: 31,748,408 km (0.04 R)
• M29: 34,697,880 km (0.105 R)
• M30: 51,006,890 km (0.08 R)
• M31: 56,121,940 km (0.116 R)
• M32: 57,221,335 km (0.08 R)
• M33: 57,962,144 km (0.079 R)
• M34: 58,334,942 km (0.118 R)
• M35: 59,085,325 km (0.084 R)
• M36: 59,273,968 km (0.06 R)
• M37: 64,120,340 km (0.057 R)
• M38: 65,523,119 km (0.117 R)
• M39: 67,356,740 km (0.063 R)
• M40: 69,854,277 km (0.037 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 13,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit