🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.1

Radius: 8.7

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.65 AU - 0.79 AU

Year: 414 Days

Day: 5.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,428,265 km

• M1: 108,159 km (0.074 R)
• M2: 410,048 km (0.087 R)
• M3: 1,079,947 km (0.104 R)
• M4: 1,404,275 km (0.053 R)
• M5: 1,754,783 km (0.115 R)
• M6: 2,347,939 km (0.058 R)
• M7: 3,057,182 km (0.103 R)
• M8: 3,524,526 km (0.085 R)
• M9: 4,178,418 km (0.093 R)
• M10: 4,754,968 km (0.045 R)
• M11: 5,054,463 km (0.088 R)
• M12: 5,587,480 km (0.11 R)
• M13: 5,939,484 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.2

Radius: 12.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.73 AU - 0.95 AU

Year: 522 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,428,265 km

• M1: 158,275 km (0.072 R)
• M2: 649,404 km (0.116 R)
• M3: 1,051,972 km (0.079 R)
• M4: 1,755,082 km (0.084 R)
• M5: 2,424,084 km (0.039 R)
• M6: 2,946,779 km (0.099 R)
• M7: 4,194,575 km (0.082 R)
• M8: 5,118,491 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.5

Radius: 11

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.22 AU - 1.74 AU

Year: 1221 Days

Day: 13 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,428,265 km

• M1: 138,079 km (0.078 R)
• M2: 553,213 km (0.097 R)
• M3: 921,822 km (0.065 R)
• M4: 1,355,357 km (0.097 R)
• M5: 1,976,487 km (0.115 R)
• M6: 2,486,017 km (0.084 R)
• M7: 2,941,693 km (0.106 R)
• M8: 4,285,231 km (0.09 R)
• M9: 4,807,178 km (0.096 R)
• M10: 5,185,062 km (0.12 R)
• M11: 5,956,090 km (0.11 R)
• M12: 8,966,448 km (0.103 R)
• M13: 9,510,535 km (0.118 R)
• M14: 10,302,805 km (0.073 R)
• M15: 10,765,362 km (0.101 R)
• M16: 12,420,363 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 12.1

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.78 AU - 2.2 AU

Year: 1904 Days

Day: 10.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,428,265 km

• M1: 158,723 km (0.102 R)
• M2: 1,132,007 km (0.103 R)
• M3: 1,811,331 km (0.118 R)
• M4: 3,251,360 km (0.05 R)
• M5: 3,684,895 km (0.111 R)
• M6: 4,650,549 km (0.094 R)
• M7: 6,903,194 km (0.027 R)
• M8: 8,566,722 km (0.113 R)
• M9: 9,216,874 km (0.113 R)
• M10: 10,516,282 km (0.11 R)
• M11: 10,918,700 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.7

Radius: 13.2

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.93 AU - 2.33 AU

Year: 2108 Days

Day: 6.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,428,265 km

• M1: 164,109 km (0.111 R)
• M2: 746,344 km (0.086 R)
• M3: 1,178,083 km (0.113 R)
• M4: 1,729,800 km (0.055 R)
• M5: 3,577,184 km (0.111 R)
• M6: 4,098,682 km (0.071 R)
• M7: 6,336,966 km (0.114 R)
• M8: 10,286,499 km (0.107 R)
• M9: 11,386,492 km (0.108 R)
• M10: 11,864,009 km (0.097 R)
• M11: 12,396,278 km (0.056 R)
• M12: 15,158,154 km (0.113 R)
• M13: 16,329,804 km (0.118 R)
• M14: 16,784,432 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.7

Radius: 12.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.8 AU - 2.56 AU

Year: 2183 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,428,265 km

• M1: 155,582 km (0.105 R)
• M2: 757,264 km (0.112 R)
• M3: 1,178,981 km (0.073 R)
• M4: 1,963,622 km (0.091 R)
• M5: 2,497,536 km (0.118 R)
• M6: 3,282,925 km (0.092 R)
• M7: 3,925,897 km (0.114 R)
• M8: 5,124,924 km (0.092 R)
• M9: 6,647,531 km (0.114 R)
• M10: 7,449,974 km (0.053 R)
• M11: 7,940,805 km (0.088 R)
• M12: 9,573,965 km (0.118 R)
• M13: 10,533,635 km (0.101 R)
• M14: 11,186,181 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.1

Radius: 10.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.92 AU - 2.68 AU

Year: 2366 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,428,265 km

• M1: 157,227 km (0.119 R)
• M2: 522,994 km (0.097 R)
• M3: 869,463 km (0.108 R)
• M4: 1,266,196 km (0.118 R)
• M5: 2,088,835 km (0.106 R)
• M6: 2,908,183 km (0.081 R)
• M7: 4,060,685 km (0.107 R)
• M8: 4,932,990 km (0.106 R)
• M9: 5,950,106 km (0.107 R)
• M10: 6,613,871 km (0.118 R)
• M11: 7,526,568 km (0.089 R)
• M12: 8,552,510 km (0.101 R)
• M13: 9,033,916 km (0.061 R)
• M14: 9,806,888 km (0.116 R)
• M15: 10,550,839 km (0.113 R)
• M16: 12,311,306 km (0.054 R)
• M17: 14,663,882 km (0.04 R)
• M18: 15,260,928 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.3

Radius: 10.9

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.34 AU - 2.5 AU

Year: 2553 Days

Day: 9.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,428,265 km

• M1: 136,732 km (0.12 R)
• M2: 633,248 km (0.091 R)
• M3: 1,017,565 km (0.115 R)
• M4: 1,386,922 km (0.116 R)
• M5: 2,680,644 km (0.091 R)
• M6: 3,223,236 km (0.061 R)
• M7: 4,212,377 km (0.092 R)
• M8: 5,234,280 km (0.103 R)
• M9: 5,767,746 km (0.103 R)
• M10: 6,491,800 km (0.088 R)
• M11: 9,662,526 km (0.093 R)
• M12: 10,359,353 km (0.098 R)
• M13: 12,288,119 km (0.115 R)
• M14: 12,651,941 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 9.5

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.71 AU - 4.13 AU

Year: 4290 Days

Day: 13.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,428,265 km

• M1: 118,182 km (0.119 R)
• M2: 453,880 km (0.114 R)
• M3: 823,835 km (0.107 R)
• M4: 1,327,681 km (0.103 R)
• M5: 1,645,577 km (0.041 R)
• M6: 1,949,410 km (0.109 R)
• M7: 2,561,714 km (0.1 R)
• M8: 4,621,377 km (0.07 R)
• M9: 5,133,002 km (0.044 R)
• M10: 5,682,026 km (0.054 R)
• M11: 6,069,335 km (0.037 R)
• M12: 6,593,377 km (0.068 R)
• M13: 7,533,450 km (0.08 R)
• M14: 9,219,866 km (0.082 R)
• M15: 9,755,876 km (0.106 R)
• M16: 11,930,580 km (0.07 R)
• M17: 13,322,438 km (0.078 R)
• M18: 13,859,046 km (0.105 R)
• M19: 14,258,323 km (0.105 R)
• M20: 14,562,754 km (0.096 R)
• M21: 15,448,972 km (0.104 R)
• M22: 15,932,472 km (0.053 R)
• M23: 16,929,841 km (0.087 R)
• M24: 17,617,543 km (0.115 R)
• M25: 18,323,645 km (0.092 R)
• M26: 20,235,356 km (0.112 R)
• M27: 21,470,735 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.6

Radius: 7

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.6 AU - 7.94 AU

Year: 13295 Days

Day: 21.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,428,265 km

• M1: 87,664 km (0.08 R)
• M2: 321,037 km (0.086 R)
• M3: 945,907 km (0.12 R)
• M4: 1,330,823 km (0.086 R)
• M5: 1,664,276 km (0.089 R)
• M6: 2,677,951 km (0.088 R)
• M7: 3,316,884 km (0.078 R)
• M8: 3,874,286 km (0.057 R)
• M9: 4,656,683 km (0.041 R)
• M10: 6,282,662 km (0.073 R)
• M11: 7,045,611 km (0.093 R)
• M12: 7,358,570 km (0.036 R)
• M13: 7,633,979 km (0.094 R)
• M14: 8,205,742 km (0.117 R)
• M15: 9,221,662 km (0.116 R)
• M16: 10,318,962 km (0.11 R)
• M17: 10,840,011 km (0.035 R)
• M18: 11,077,274 km (0.06 R)
• M19: 15,962,990 km (0.051 R)
• M20: 17,296,207 km (0.11 R)
• M21: 18,197,534 km (0.079 R)
• M22: 21,927,757 km (0.058 R)
• M23: 22,499,071 km (0.113 R)
• M24: 24,272,853 km (0.111 R)
• M25: 26,888,272 km (0.116 R)
• M26: 30,384,824 km (0.108 R)
• M27: 35,069,930 km (0.103 R)
• M28: 37,719,009 km (0.082 R)
• M29: 39,510,742 km (0.106 R)
• M30: 44,615,321 km (0.108 R)
• M31: 51,801,554 km (0.099 R)
• M32: 52,137,700 km (0.107 R)
• M33: 54,531,865 km (0.06 R)
• M34: 54,879,680 km (0.036 R)
• M35: 56,641,344 km (0.099 R)
• M36: 57,536,239 km (0.109 R)
• M37: 62,912,936 km (0.032 R)
• M38: 65,232,451 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 15,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit