🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 13.6

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.74 AU - 0.8 AU

Year: 466 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,769,078 km

• M1: 169,195 km (0.078 R)
• M2: 594,801 km (0.092 R)
• M3: 1,026,840 km (0.115 R)
• M4: 1,612,067 km (0.119 R)
• M5: 2,416,604 km (0.079 R)
• M6: 3,942,353 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 15

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.97 AU - 1.03 AU

Year: 690 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,769,078 km

• M1: 186,549 km (0.109 R)
• M2: 827,875 km (0.078 R)
• M3: 1,309,430 km (0.088 R)
• M4: 1,879,847 km (0.109 R)
• M5: 2,370,079 km (0.049 R)
• M6: 2,858,965 km (0.066 R)
• M7: 3,478,001 km (0.097 R)
• M8: 3,962,548 km (0.075 R)
• M9: 5,267,191 km (0.113 R)
• M10: 6,204,422 km (0.077 R)
• M11: 6,762,871 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.6

Radius: 14

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.23 AU - 1.99 AU

Year: 1410 Days

Day: 10.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,769,078 km

• M1: 178,470 km (0.11 R)
• M2: 631,153 km (0.117 R)
• M3: 1,521,410 km (0.082 R)
• M4: 2,190,113 km (0.117 R)
• M5: 3,255,998 km (0.072 R)
• M6: 3,847,358 km (0.066 R)
• M7: 4,472,228 km (0.104 R)
• M8: 5,503,855 km (0.058 R)
• M9: 6,788,303 km (0.079 R)
• M10: 7,759,342 km (0.108 R)
• M11: 11,197,251 km (0.118 R)
• M12: 11,806,713 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.8

Radius: 11.1

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.64 AU - 2.52 AU

Year: 2071 Days

Day: 10.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,769,078 km

• M1: 138,079 km (0.115 R)
• M2: 537,356 km (0.088 R)
• M3: 1,032,525 km (0.028 R)
• M4: 1,457,083 km (0.119 R)
• M5: 2,430,816 km (0.102 R)
• M6: 3,231,164 km (0.096 R)
• M7: 5,072,565 km (0.108 R)
• M8: 5,810,381 km (0.09 R)
• M9: 7,709,077 km (0.108 R)
• M10: 9,775,772 km (0.104 R)
• M11: 10,841,507 km (0.089 R)
• M12: 11,580,820 km (0.111 R)
• M13: 12,773,564 km (0.066 R)
• M14: 15,693,116 km (0.105 R)
• M15: 16,087,007 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.2

Radius: 8.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.2 AU - 2.22 AU

Year: 2268 Days

Day: 13.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,769,078 km

• M1: 103,223 km (0.106 R)
• M2: 524,191 km (0.082 R)
• M3: 872,604 km (0.117 R)
• M4: 1,261,559 km (0.102 R)
• M5: 1,638,396 km (0.03 R)
• M6: 1,990,699 km (0.056 R)
• M7: 2,467,318 km (0.116 R)
• M8: 2,904,592 km (0.119 R)
• M9: 3,209,174 km (0.108 R)
• M10: 3,583,467 km (0.1 R)
• M11: 4,091,951 km (0.086 R)
• M12: 4,382,320 km (0.046 R)
• M13: 5,004,797 km (0.091 R)
• M14: 5,640,588 km (0.085 R)
• M15: 5,955,342 km (0.12 R)
• M16: 7,572,794 km (0.092 R)
• M17: 8,352,498 km (0.1 R)
• M18: 10,468,111 km (0.107 R)
• M19: 11,434,962 km (0.063 R)
• M20: 12,198,210 km (0.072 R)
• M21: 12,611,400 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.7

Radius: 10

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.38 AU - 2.96 AU

Year: 3011 Days

Day: 11.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,769,078 km

• M1: 124,316 km (0.077 R)
• M2: 467,493 km (0.11 R)
• M3: 895,642 km (0.117 R)
• M4: 1,549,684 km (0.112 R)
• M5: 1,918,293 km (0.036 R)
• M6: 2,360,355 km (0.102 R)
• M7: 3,061,072 km (0.109 R)
• M8: 3,832,099 km (0.073 R)
• M9: 4,241,399 km (0.085 R)
• M10: 4,608,512 km (0.037 R)
• M11: 5,173,543 km (0.056 R)
• M12: 6,382,892 km (0.106 R)
• M13: 6,743,274 km (0.082 R)
• M14: 7,975,362 km (0.082 R)
• M15: 9,237,369 km (0.118 R)
• M16: 11,482,684 km (0.085 R)
• M17: 12,062,376 km (0.049 R)
• M18: 13,969,150 km (0.092 R)
• M19: 15,099,511 km (0.112 R)
• M20: 15,741,137 km (0.096 R)
• M21: 17,775,817 km (0.113 R)
• M22: 18,733,992 km (0.095 R)
• M23: 20,818,638 km (0.036 R)
• M24: 21,213,726 km (0.027 R)
• M25: 24,192,519 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.7

Radius: 10.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.07 AU - 6.69 AU

Year: 8614 Days

Day: 12.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,769,078 km

• M1: 133,292 km (0.089 R)
• M2: 512,971 km (0.077 R)
• M3: 1,054,067 km (0.112 R)
• M4: 3,223,834 km (0.077 R)
• M5: 5,384,177 km (0.09 R)
• M6: 6,028,046 km (0.101 R)
• M7: 8,778,852 km (0.097 R)
• M8: 11,678,208 km (0.071 R)
• M9: 13,161,471 km (0.114 R)
• M10: 13,995,778 km (0.039 R)
• M11: 14,426,022 km (0.093 R)
• M12: 14,766,656 km (0.059 R)
• M13: 18,647,375 km (0.108 R)
• M14: 20,483,688 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.9

Radius: 6.3

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.77 AU - 8.61 AU

Year: 14720 Days

Day: 17.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,769,078 km

• M1: 79,736 km (0.034 R)
• M2: 364,869 km (0.117 R)
• M3: 622,926 km (0.107 R)
• M4: 1,183,618 km (0.056 R)
• M5: 1,833,472 km (0.101 R)
• M6: 2,108,283 km (0.12 R)
• M7: 2,784,465 km (0.114 R)
• M8: 3,754,757 km (0.074 R)
• M9: 4,836,798 km (0.114 R)
• M10: 5,641,336 km (0.108 R)
• M11: 6,688,970 km (0.069 R)
• M12: 8,038,342 km (0.081 R)
• M13: 8,588,115 km (0.058 R)
• M14: 9,310,223 km (0.112 R)
• M15: 10,874,868 km (0.092 R)
• M16: 12,912,540 km (0.116 R)
• M17: 13,988,448 km (0.062 R)
• M18: 14,986,415 km (0.108 R)
• M19: 16,534,753 km (0.093 R)
• M20: 22,078,851 km (0.065 R)
• M21: 27,297,423 km (0.073 R)
• M22: 31,124,884 km (0.092 R)
• M23: 31,459,086 km (0.108 R)
• M24: 34,101,583 km (0.046 R)
• M25: 37,892,243 km (0.072 R)
• M26: 43,324,291 km (0.091 R)
• M27: 49,253,304 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.8

Radius: 7.7

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.55 AU - 9.11 AU

Year: 15124 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,769,078 km

• M1: 96,640 km (0.087 R)
• M2: 387,758 km (0.079 R)
• M3: 990,188 km (0.079 R)
• M4: 1,491,341 km (0.093 R)
• M5: 2,328,640 km (0.057 R)
• M6: 2,690,667 km (0.119 R)
• M7: 3,291,153 km (0.119 R)
• M8: 3,609,497 km (0.062 R)
• M9: 4,756,016 km (0.116 R)
• M10: 5,094,406 km (0.083 R)
• M11: 5,781,808 km (0.115 R)
• M12: 10,908,976 km (0.107 R)
• M13: 12,870,653 km (0.116 R)
• M14: 13,263,048 km (0.075 R)
• M15: 16,312,601 km (0.094 R)
• M16: 17,878,442 km (0.054 R)
• M17: 20,147,692 km (0.118 R)
• M18: 20,855,439 km (0.109 R)
• M19: 22,040,553 km (0.034 R)
• M20: 22,320,302 km (0.039 R)
• M21: 23,366,290 km (0.11 R)
• M22: 29,540,792 km (0.119 R)
• M23: 30,223,856 km (0.087 R)
• M24: 31,033,929 km (0.081 R)
• M25: 31,385,484 km (0.055 R)
• M26: 32,939,656 km (0.072 R)
• M27: 33,305,572 km (0.061 R)
• M28: 40,642,002 km (0.091 R)
• M29: 45,132,481 km (0.109 R)
• M30: 50,425,852 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.1

Radius: 3.8

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.76 AU - 11.46 AU

Year: 20563 Days

Day: 23.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 60,769,078 km

• M1: 47,273 km (0.069 R)
• M2: 224,846 km (0.074 R)
• M3: 585,825 km (0.101 R)
• M4: 1,838,707 km (0.09 R)
• M5: 2,718,193 km (0.09 R)
• M6: 4,141,019 km (0.094 R)
• M7: 5,080,044 km (0.046 R)
• M8: 5,957,735 km (0.12 R)
• M9: 6,846,945 km (0.066 R)
• M10: 7,411,976 km (0.059 R)
• M11: 7,774,901 km (0.088 R)
• M12: 7,960,701 km (0.099 R)
• M13: 8,149,494 km (0.098 R)
• M14: 9,138,635 km (0.042 R)
• M15: 10,768,204 km (0.076 R)
• M16: 12,266,277 km (0.079 R)
• M17: 13,228,790 km (0.104 R)
• M18: 16,493,165 km (0.031 R)
• M19: 18,147,119 km (0.084 R)
• M20: 19,478,989 km (0.105 R)
• M21: 19,649,980 km (0.094 R)
• M22: 19,822,017 km (0.1 R)
• M23: 24,059,526 km (0.051 R)
• M24: 26,492,736 km (0.087 R)
• M25: 30,442,568 km (0.082 R)
• M26: 40,586,800 km (0.111 R)
• M27: 42,136,783 km (0.058 R)
• M28: 42,710,192 km (0.104 R)
• M29: 44,906,289 km (0.106 R)
• M30: 45,956,466 km (0.071 R)
• M31: 49,047,008 km (0.055 R)
• M32: 50,481,801 km (0.06 R)
• M33: 52,108,678 km (0.116 R)
• M34: 53,101,260 km (0.061 R)
• M35: 53,267,912 km (0.111 R)
• M36: 55,637,991 km (0.077 R)
• M37: 57,023,417 km (0.049 R)
• M38: 57,198,147 km (0.111 R)
• M39: 58,787,176 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 14,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit