🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.55 AU - 0.67 AU

Year: 303 Days

Day: 29.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.5

Radius: 11.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.05 AU - 1.47 AU

Year: 899 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 73,578,045 km

• M1: 151,393 km (0.1 R)
• M2: 565,181 km (0.086 R)
• M3: 1,077,553 km (0.087 R)
• M4: 1,473,240 km (0.114 R)
• M5: 2,456,098 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.3

Radius: 12.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.31 AU - 1.79 AU

Year: 1227 Days

Day: 9.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,578,045 km

• M1: 153,487 km (0.094 R)
• M2: 552,615 km (0.096 R)
• M3: 1,156,990 km (0.061 R)
• M4: 1,755,531 km (0.1 R)
• M5: 2,928,528 km (0.052 R)
• M6: 3,350,693 km (0.088 R)
• M7: 3,838,532 km (0.111 R)
• M8: 4,623,921 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.8

Radius: 14.5

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.18 AU - 3.22 AU

Year: 2821 Days

Day: 12.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,578,045 km

• M1: 180,565 km (0.052 R)
• M2: 1,096,104 km (0.09 R)
• M3: 1,592,918 km (0.104 R)
• M4: 2,624,395 km (0.059 R)
• M5: 3,580,027 km (0.08 R)
• M6: 4,345,968 km (0.104 R)
• M7: 4,923,864 km (0.067 R)
• M8: 6,263,364 km (0.066 R)
• M9: 7,003,125 km (0.098 R)
• M10: 7,933,773 km (0.071 R)
• M11: 9,691,997 km (0.036 R)
• M12: 10,724,522 km (0.052 R)
• M13: 12,049,959 km (0.097 R)
• M14: 15,441,791 km (0.109 R)
• M15: 16,352,992 km (0.105 R)
• M16: 17,130,003 km (0.093 R)
• M17: 20,107,749 km (0.111 R)
• M18: 21,324,877 km (0.062 R)
• M19: 21,785,489 km (0.075 R)
• M20: 22,658,542 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.4

Radius: 9.9

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.91 AU - 3.71 AU

Year: 3829 Days

Day: 15 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,578,045 km

• M1: 123,119 km (0.108 R)
• M2: 599,887 km (0.079 R)
• M3: 1,263,055 km (0.037 R)
• M4: 1,891,366 km (0.071 R)
• M5: 3,088,747 km (0.109 R)
• M6: 5,464,062 km (0.094 R)
• M7: 5,828,782 km (0.1 R)
• M8: 6,330,234 km (0.088 R)
• M9: 7,054,288 km (0.107 R)
• M10: 8,406,802 km (0.038 R)
• M11: 10,554,728 km (0.098 R)
• M12: 12,702,206 km (0.119 R)
• M13: 18,963,475 km (0.097 R)
• M14: 19,541,521 km (0.1 R)
• M15: 20,131,236 km (0.076 R)
• M16: 22,324,640 km (0.098 R)
• M17: 22,681,132 km (0.026 R)
• M18: 23,478,937 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.7

Radius: 11.1

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.34 AU - 4.38 AU

Year: 5788 Days

Day: 14.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,578,045 km

• M1: 138,079 km (0.053 R)
• M2: 504,594 km (0.085 R)
• M3: 875,746 km (0.066 R)
• M4: 1,375,403 km (0.12 R)
• M5: 1,809,985 km (0.106 R)
• M6: 2,475,097 km (0.104 R)
• M7: 2,962,337 km (0.091 R)
• M8: 3,718,405 km (0.116 R)
• M9: 4,870,757 km (0.089 R)
• M10: 7,556,488 km (0.1 R)
• M11: 12,578,787 km (0.072 R)
• M12: 13,016,062 km (0.1 R)
• M13: 14,707,116 km (0.12 R)
• M14: 15,083,953 km (0.076 R)
• M15: 15,913,025 km (0.114 R)
• M16: 16,830,658 km (0.1 R)
• M17: 17,722,561 km (0.117 R)
• M18: 19,151,071 km (0.073 R)
• M19: 19,991,661 km (0.099 R)
• M20: 20,856,636 km (0.064 R)
• M21: 23,382,446 km (0.116 R)
• M22: 24,492,612 km (0.032 R)
• M23: 26,420,480 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 13.9

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.5 AU - 5.24 AU

Year: 6833 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 74.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,578,045 km

• M1: 172,935 km (0.11 R)
• M2: 705,504 km (0.11 R)
• M3: 1,137,991 km (0.095 R)
• M4: 2,983,879 km (0.105 R)
• M5: 3,647,794 km (0.103 R)
• M6: 4,233,620 km (0.109 R)
• M7: 4,881,827 km (0.117 R)
• M8: 5,536,019 km (0.119 R)
• M9: 6,609,982 km (0.067 R)
• M10: 7,632,035 km (0.101 R)
• M11: 8,515,560 km (0.1 R)
• M12: 10,349,330 km (0.085 R)
• M13: 10,857,963 km (0.104 R)
• M14: 11,578,726 km (0.072 R)
• M15: 13,493,279 km (0.063 R)
• M16: 16,654,731 km (0.114 R)
• M17: 20,932,332 km (0.092 R)
• M18: 22,738,727 km (0.119 R)
• M19: 25,306,125 km (0.102 R)
• M20: 31,489,753 km (0.107 R)
• M21: 33,554,952 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.6

Radius: 5.9

Gravity: 27.88 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 9.15 AU - 11.13 AU

Year: 20530 Days

Day: 25 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 73,578,045 km

• M1: 73,901 km (0.111 R)
• M2: 429,346 km (0.067 R)
• M3: 949,049 km (0.095 R)
• M4: 1,244,804 km (0.086 R)
• M5: 1,583,045 km (0.091 R)
• M6: 2,737,791 km (0.107 R)
• M7: 3,196,009 km (0.03 R)
• M8: 3,518,841 km (0.098 R)
• M9: 5,387,917 km (0.081 R)
• M10: 7,886,201 km (0.104 R)
• M11: 8,980,061 km (0.069 R)
• M12: 9,743,010 km (0.1 R)
• M13: 11,599,669 km (0.055 R)
• M14: 12,575,197 km (0.074 R)
• M15: 12,791,067 km (0.026 R)
• M16: 13,755,674 km (0.044 R)
• M17: 14,927,773 km (0.109 R)
• M18: 18,284,450 km (0.063 R)
• M19: 23,065,598 km (0.028 R)
• M20: 23,389,477 km (0.119 R)
• M21: 23,606,993 km (0.062 R)
• M22: 26,915,499 km (0.095 R)
• M23: 29,117,281 km (0.095 R)
• M24: 30,910,660 km (0.064 R)
• M25: 32,912,579 km (0.114 R)
• M26: 33,323,075 km (0.082 R)
• M27: 34,294,115 km (0.075 R)
• M28: 39,587,785 km (0.115 R)
• M29: 41,785,528 km (0.074 R)
• M30: 42,105,966 km (0.106 R)
• M31: 43,240,367 km (0.063 R)
• M32: 45,401,159 km (0.118 R)
• M33: 46,593,902 km (0.113 R)
• M34: 47,284,895 km (0.04 R)
• M35: 48,510,251 km (0.096 R)
• M36: 52,313,478 km (0.111 R)
• M37: 54,573,602 km (0.084 R)
• M38: 56,506,108 km (0.076 R)
• M39: 58,483,642 km (0.085 R)
• M40: 65,552,291 km (0.101 R)
• M41: 65,768,310 km (0.059 R)
• M42: 66,419,510 km (0.107 R)
• M43: 69,965,129 km (0.108 R)
• M44: 72,474,633 km (0.105 R)
• M45: 84,639,782 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.1

Radius: 5.3

Gravity: 17.66 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.65 AU - 11.81 AU

Year: 22348 Days

Day: 22.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,578,045 km

• M1: 72,106 km (0.114 R)
• M2: 361,428 km (0.101 R)
• M3: 662,868 km (0.12 R)
• M4: 972,087 km (0.085 R)
• M5: 1,214,585 km (0.037 R)
• M6: 1,578,108 km (0.096 R)
• M7: 2,829,644 km (0.085 R)
• M8: 3,640,614 km (0.067 R)
• M9: 4,099,730 km (0.045 R)
• M10: 4,562,137 km (0.105 R)
• M11: 6,327,990 km (0.105 R)
• M12: 6,500,327 km (0.047 R)
• M13: 7,268,063 km (0.117 R)
• M14: 7,457,155 km (0.105 R)
• M15: 9,036,160 km (0.098 R)
• M16: 9,365,575 km (0.081 R)
• M17: 9,817,360 km (0.104 R)
• M18: 13,045,084 km (0.112 R)
• M19: 15,629,088 km (0.089 R)
• M20: 25,824,781 km (0.071 R)
• M21: 28,899,017 km (0.055 R)
• M22: 30,096,997 km (0.034 R)
• M23: 30,954,941 km (0.07 R)
• M24: 36,448,025 km (0.097 R)
• M25: 39,133,307 km (0.091 R)
• M26: 41,044,719 km (0.089 R)
• M27: 41,494,410 km (0.096 R)
• M28: 44,262,270 km (0.052 R)
• M29: 46,660,773 km (0.029 R)
• M30: 48,473,899 km (0.076 R)
• M31: 59,195,877 km (0.109 R)
• M32: 59,770,034 km (0.091 R)
• M33: 63,292,615 km (0.068 R)
• M34: 65,512,049 km (0.114 R)
• M35: 68,201,370 km (0.075 R)
• M36: 70,748,124 km (0.069 R)
• M37: 73,137,801 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: 398 - 13,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit