🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.3

Radius: 13.3

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.82 AU - 1 AU

Year: 610 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,684,582 km

• M1: 165,455 km (0.088 R)
• M2: 648,058 km (0.107 R)
• M3: 1,243,906 km (0.115 R)
• M4: 2,021,815 km (0.084 R)
• M5: 2,569,643 km (0.051 R)
• M6: 3,459,152 km (0.096 R)
• M7: 4,219,707 km (0.069 R)
• M8: 4,672,689 km (0.111 R)
• M9: 5,262,853 km (0.046 R)
• M10: 6,390,522 km (0.091 R)
• M11: 7,033,344 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.7

Radius: 10.3

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.96 AU - 1.22 AU

Year: 800 Days

Day: 8.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 159.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,684,582 km

• M1: 128,056 km (0.058 R)
• M2: 484,697 km (0.101 R)
• M3: 812,765 km (0.056 R)
• M4: 1,270,236 km (0.104 R)
• M5: 2,481,829 km (0.095 R)
• M6: 3,094,282 km (0.068 R)
• M7: 3,617,277 km (0.119 R)
• M8: 4,105,265 km (0.115 R)
• M9: 4,438,270 km (0.076 R)
• M10: 4,910,550 km (0.088 R)
• M11: 5,416,191 km (0.076 R)
• M12: 6,218,783 km (0.085 R)
• M13: 7,302,770 km (0.065 R)
• M14: 8,508,379 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 13.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.41 AU - 2.07 AU

Year: 1613 Days

Day: 13.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,684,582 km

• M1: 170,392 km (0.066 R)
• M2: 624,870 km (0.119 R)
• M3: 1,172,249 km (0.108 R)
• M4: 1,808,788 km (0.092 R)
• M5: 2,355,418 km (0.099 R)
• M6: 3,654,526 km (0.117 R)
• M7: 4,143,412 km (0.057 R)
• M8: 4,572,758 km (0.098 R)
• M9: 5,599,897 km (0.111 R)
• M10: 6,445,424 km (0.104 R)
• M11: 7,047,705 km (0.099 R)
• M12: 8,211,128 km (0.039 R)
• M13: 8,785,584 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.5

Radius: 10.2

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.83 AU - 3.01 AU

Year: 2646 Days

Day: 7.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,684,582 km

• M1: 127,009 km (0.039 R)
• M2: 499,657 km (0.102 R)
• M3: 870,360 km (0.054 R)
• M4: 1,240,466 km (0.116 R)
• M5: 1,682,976 km (0.109 R)
• M6: 2,108,582 km (0.1 R)
• M7: 4,143,113 km (0.099 R)
• M8: 4,808,674 km (0.104 R)
• M9: 5,290,977 km (0.089 R)
• M10: 5,726,158 km (0.096 R)
• M11: 6,212,800 km (0.098 R)
• M12: 8,203,648 km (0.095 R)
• M13: 13,729,045 km (0.107 R)
• M14: 15,875,775 km (0.088 R)
• M15: 16,674,478 km (0.098 R)
• M16: 19,411,521 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.3

Radius: 12.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.32 AU - 2.56 AU

Year: 2679 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,684,582 km

• M1: 165,156 km (0.096 R)
• M2: 686,953 km (0.101 R)
• M3: 1,296,565 km (0.064 R)
• M4: 1,861,596 km (0.066 R)
• M5: 2,630,828 km (0.089 R)
• M6: 3,602,466 km (0.118 R)
• M7: 4,629,605 km (0.108 R)
• M8: 5,269,286 km (0.085 R)
• M9: 5,768,943 km (0.077 R)
• M10: 6,378,554 km (0.054 R)
• M11: 6,781,122 km (0.104 R)
• M12: 7,200,744 km (0.098 R)
• M13: 9,190,246 km (0.066 R)
• M14: 10,868,435 km (0.11 R)
• M15: 11,483,881 km (0.077 R)
• M16: 12,700,560 km (0.104 R)
• M17: 14,500,222 km (0.088 R)
• M18: 15,774,497 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.1

Radius: 14

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.08 AU - 3.36 AU

Year: 3153 Days

Day: 11.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,684,582 km

• M1: 176,675 km (0.085 R)
• M2: 884,123 km (0.06 R)
• M3: 1,505,104 km (0.069 R)
• M4: 2,061,010 km (0.049 R)
• M5: 2,802,567 km (0.117 R)
• M6: 3,310,601 km (0.083 R)
• M7: 4,266,232 km (0.039 R)
• M8: 4,821,539 km (0.108 R)
• M9: 6,632,122 km (0.097 R)
• M10: 7,608,847 km (0.111 R)
• M11: 8,288,470 km (0.044 R)
• M12: 9,730,294 km (0.091 R)
• M13: 10,822,658 km (0.115 R)
• M14: 11,771,856 km (0.061 R)
• M15: 12,404,207 km (0.119 R)
• M16: 13,836,157 km (0.103 R)
• M17: 14,286,447 km (0.12 R)
• M18: 17,312,812 km (0.107 R)
• M19: 19,221,980 km (0.093 R)
• M20: 21,734,327 km (0.108 R)
• M21: 22,275,572 km (0.09 R)
• M22: 23,244,368 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 11.5

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.6 AU - 4.14 AU

Year: 5351 Days

Day: 12.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,684,582 km

• M1: 143,016 km (0.039 R)
• M2: 587,321 km (0.109 R)
• M3: 969,544 km (0.082 R)
• M4: 1,358,199 km (0.104 R)
• M5: 2,157,800 km (0.117 R)
• M6: 2,655,661 km (0.109 R)
• M7: 3,380,613 km (0.106 R)
• M8: 4,968,594 km (0.037 R)
• M9: 5,622,187 km (0.047 R)
• M10: 6,070,083 km (0.114 R)
• M11: 6,481,328 km (0.086 R)
• M12: 7,037,533 km (0.074 R)
• M13: 7,425,889 km (0.097 R)
• M14: 10,855,270 km (0.102 R)
• M15: 11,463,086 km (0.048 R)
• M16: 12,324,172 km (0.102 R)
• M17: 13,621,335 km (0.049 R)
• M18: 16,373,038 km (0.094 R)
• M19: 16,769,772 km (0.086 R)
• M20: 20,899,122 km (0.043 R)
• M21: 24,097,973 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.6

Radius: 5.6

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.36 AU - 7.36 AU

Year: 12630 Days

Day: 21 Hours

Environment

Temp: -238 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,684,582 km

• M1: 69,862 km (0.109 R)
• M2: 280,646 km (0.061 R)
• M3: 1,111,063 km (0.085 R)
• M4: 1,669,363 km (0.085 R)
• M5: 2,198,939 km (0.03 R)
• M6: 2,918,654 km (0.079 R)
• M7: 3,093,086 km (0.06 R)
• M8: 3,297,586 km (0.118 R)
• M9: 5,501,611 km (0.067 R)
• M10: 5,701,175 km (0.115 R)
• M11: 6,185,573 km (0.116 R)
• M12: 6,924,586 km (0.105 R)
• M13: 8,665,606 km (0.067 R)
• M14: 9,589,224 km (0.119 R)
• M15: 10,781,967 km (0.113 R)
• M16: 11,147,734 km (0.118 R)
• M17: 13,882,383 km (0.07 R)
• M18: 16,684,950 km (0.087 R)
• M19: 21,194,578 km (0.116 R)
• M20: 21,521,299 km (0.064 R)
• M21: 24,435,017 km (0.087 R)
• M22: 25,065,871 km (0.082 R)
• M23: 25,248,081 km (0.059 R)
• M24: 26,454,139 km (0.03 R)
• M25: 30,925,769 km (0.119 R)
• M26: 33,174,824 km (0.106 R)
• M27: 36,107,540 km (0.086 R)
• M28: 40,322,012 km (0.042 R)
• M29: 41,839,233 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.2

Radius: 5.4

Gravity: 33.41 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7 AU - 11.48 AU

Year: 19743 Days

Day: 19.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,684,582 km

• M1: 67,169 km (0.076 R)
• M2: 414,386 km (0.064 R)
• M3: 786,735 km (0.113 R)
• M4: 1,407,566 km (0.089 R)
• M5: 1,591,572 km (0.059 R)
• M6: 3,859,475 km (0.099 R)
• M7: 4,121,721 km (0.061 R)
• M8: 4,755,268 km (0.07 R)
• M9: 8,371,796 km (0.097 R)
• M10: 9,324,884 km (0.112 R)
• M11: 9,677,935 km (0.101 R)
• M12: 10,100,998 km (0.059 R)
• M13: 11,444,237 km (0.098 R)
• M14: 12,332,998 km (0.111 R)
• M15: 12,615,439 km (0.037 R)
• M16: 15,355,623 km (0.045 R)
• M17: 16,950,486 km (0.117 R)
• M18: 20,563,873 km (0.059 R)
• M19: 24,547,814 km (0.052 R)
• M20: 25,447,495 km (0.093 R)
• M21: 32,503,279 km (0.09 R)
• M22: 35,258,573 km (0.085 R)
• M23: 36,114,422 km (0.096 R)
• M24: 38,016,409 km (0.041 R)
• M25: 42,018,751 km (0.041 R)
• M26: 44,616,368 km (0.119 R)
• M27: 44,948,475 km (0.097 R)
• M28: 50,848,316 km (0.089 R)
• M29: 51,757,273 km (0.117 R)
• M30: 57,243,775 km (0.103 R)
• M31: 60,025,996 km (0.098 R)
• M32: 69,354,620 km (0.1 R)
• M33: 71,374,640 km (0.104 R)
• M34: 72,972,794 km (0.05 R)
• M35: 73,433,705 km (0.176 R)
• M36: 76,714,835 km (0.098 R)
• M37: 78,874,879 km (0.118 R)
• M38: 81,322,151 km (0.086 R)
• M39: 82,564,561 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.8

Radius: 7.8

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.71 AU - 10.93 AU

Year: 20000 Days

Day: 16 Hours

Environment

Temp: -241 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,684,582 km

• M1: 101,876 km (0.102 R)
• M2: 368,759 km (0.08 R)
• M3: 1,050,027 km (0.119 R)
• M4: 1,879,398 km (0.109 R)
• M5: 2,669,574 km (0.105 R)
• M6: 3,932,928 km (0.047 R)
• M7: 4,182,308 km (0.047 R)
• M8: 5,140,033 km (0.118 R)
• M9: 5,553,821 km (0.092 R)
• M10: 6,153,708 km (0.093 R)
• M11: 8,727,091 km (0.054 R)
• M12: 9,316,656 km (0.1 R)
• M13: 9,649,063 km (0.05 R)
• M14: 10,279,318 km (0.081 R)
• M15: 11,182,590 km (0.113 R)
• M16: 12,137,773 km (0.06 R)
• M17: 12,668,995 km (0.066 R)
• M18: 14,724,918 km (0.079 R)
• M19: 15,482,781 km (0.058 R)
• M20: 17,658,533 km (0.053 R)
• M21: 19,847,598 km (0.12 R)
• M22: 33,162,557 km (0.104 R)
• M23: 33,549,118 km (0.043 R)
• M24: 36,887,394 km (0.044 R)
• M25: 38,708,000 km (0.102 R)
• M26: 38,993,283 km (0.078 R)
• M27: 44,371,776 km (0.053 R)
• M28: 44,841,064 km (0.108 R)
• M29: 45,789,664 km (0.087 R)
• M30: 47,726,957 km (0.087 R)
• M31: 49,048,504 km (0.037 R)
• M32: 52,110,623 km (0.098 R)
• M33: 56,023,355 km (0.037 R)
• M34: 65,029,746 km (0.098 R)
• M35: 65,635,318 km (0.074 R)
• M36: 68,719,727 km (0.108 R)
• M37: 69,138,302 km (0.086 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 11,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit