🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.66 AU - 0.68 AU

Year: 354 Days

Day: 21.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.7

Radius: 12.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.1 AU - 1.36 AU

Year: 881 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,267,860 km

• M1: 153,039 km (0.075 R)
• M2: 545,583 km (0.061 R)
• M3: 1,022,202 km (0.098 R)
• M4: 1,421,030 km (0.089 R)
• M5: 1,976,337 km (0.087 R)
• M6: 2,663,440 km (0.093 R)
• M7: 3,198,253 km (0.109 R)
• M8: 4,395,634 km (0.076 R)
• M9: 5,031,874 km (0.113 R)
• M10: 5,483,809 km (0.053 R)
• M11: 6,147,126 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 12.2

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.13 AU - 1.33 AU

Year: 881 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 77,267,860 km

• M1: 151,842 km (0.119 R)
• M2: 863,479 km (0.091 R)
• M3: 1,351,617 km (0.089 R)
• M4: 1,938,040 km (0.111 R)
• M5: 2,721,933 km (0.089 R)
• M6: 3,187,781 km (0.076 R)
• M7: 3,614,434 km (0.03 R)
• M8: 5,079,895 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.1

Radius: 10.5

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.04 AU - 1.46 AU

Year: 902 Days

Day: 12.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 77,267,860 km

• M1: 132,394 km (0.037 R)
• M2: 620,233 km (0.081 R)
• M3: 1,192,145 km (0.109 R)
• M4: 3,570,602 km (0.086 R)
• M5: 4,410,295 km (0.116 R)
• M6: 4,794,313 km (0.091 R)
• M7: 5,305,788 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.4

Radius: 11.8

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.94 AU - 3.76 AU

Year: 3959 Days

Day: 7.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,267,860 km

• M1: 146,756 km (0.094 R)
• M2: 561,590 km (0.103 R)
• M3: 969,993 km (0.105 R)
• M4: 1,906,774 km (0.092 R)
• M5: 3,428,185 km (0.101 R)
• M6: 3,978,406 km (0.115 R)
• M7: 4,496,314 km (0.116 R)
• M8: 4,962,012 km (0.034 R)
• M9: 5,963,270 km (0.081 R)
• M10: 6,555,827 km (0.037 R)
• M11: 7,218,396 km (0.079 R)
• M12: 7,598,225 km (0.086 R)
• M13: 8,058,389 km (0.046 R)
• M14: 9,107,219 km (0.096 R)
• M15: 10,284,554 km (0.105 R)
• M16: 11,138,010 km (0.093 R)
• M17: 13,692,843 km (0.097 R)
• M18: 15,286,958 km (0.086 R)
• M19: 16,290,011 km (0.076 R)
• M20: 17,790,478 km (0.116 R)
• M21: 19,869,888 km (0.067 R)
• M22: 20,809,064 km (0.1 R)
• M23: 22,239,519 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.5

Radius: 11.9

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3 AU - 4.7 AU

Year: 4878 Days

Day: 10.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,267,860 km

• M1: 162,762 km (0.12 R)
• M2: 593,604 km (0.078 R)
• M3: 1,204,263 km (0.082 R)
• M4: 1,586,485 km (0.066 R)
• M5: 2,211,057 km (0.046 R)
• M6: 3,799,636 km (0.098 R)
• M7: 4,642,920 km (0.1 R)
• M8: 5,271,679 km (0.109 R)
• M9: 6,197,690 km (0.052 R)
• M10: 6,699,890 km (0.061 R)
• M11: 7,434,565 km (0.053 R)
• M12: 7,929,585 km (0.099 R)
• M13: 8,446,595 km (0.117 R)
• M14: 9,425,863 km (0.086 R)
• M15: 9,921,929 km (0.088 R)
• M16: 10,435,499 km (0.039 R)
• M17: 10,921,841 km (0.113 R)
• M18: 11,423,293 km (0.11 R)
• M19: 13,274,567 km (0.117 R)
• M20: 13,898,689 km (0.075 R)
• M21: 16,892,442 km (0.026 R)
• M22: 17,563,837 km (0.119 R)
• M23: 22,478,726 km (0.079 R)
• M24: 25,210,233 km (0.102 R)
• M25: 26,655,648 km (0.115 R)
• M26: 27,649,576 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.2

Radius: 12.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.7 AU - 5.48 AU

Year: 7415 Days

Day: 9.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,267,860 km

• M1: 155,432 km (0.07 R)
• M2: 576,999 km (0.096 R)
• M3: 1,044,492 km (0.112 R)
• M4: 1,442,871 km (0.097 R)
• M5: 2,053,081 km (0.091 R)
• M6: 2,695,006 km (0.092 R)
• M7: 3,559,083 km (0.116 R)
• M8: 6,098,208 km (0.104 R)
• M9: 6,795,483 km (0.119 R)
• M10: 7,584,014 km (0.078 R)
• M11: 8,516,906 km (0.079 R)
• M12: 9,388,762 km (0.099 R)
• M13: 12,309,661 km (0.092 R)
• M14: 12,803,184 km (0.062 R)
• M15: 13,713,038 km (0.031 R)
• M16: 15,345,750 km (0.075 R)
• M17: 16,046,765 km (0.09 R)
• M18: 16,702,602 km (0.108 R)
• M19: 22,043,545 km (0.057 R)
• M20: 22,609,025 km (0.05 R)
• M21: 23,101,352 km (0.114 R)
• M22: 27,579,415 km (0.108 R)
• M23: 28,615,978 km (0.073 R)
• M24: 32,293,842 km (0.09 R)
• M25: 35,388,274 km (0.06 R)
• M26: 36,052,339 km (0.068 R)
• M27: 37,519,744 km (0.116 R)
• M28: 38,909,209 km (0.072 R)

Asteroid Belt

Center: 7.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.3

Radius: 7.8

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.98 AU - 11 AU

Year: 18876 Days

Day: 19 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,267,860 km

• M1: 122,371 km (0.112 R)
• M2: 489,634 km (0.065 R)
• M3: 771,626 km (0.093 R)
• M4: 1,231,938 km (0.053 R)
• M5: 1,809,237 km (0.045 R)
• M6: 2,222,576 km (0.097 R)
• M7: 2,625,742 km (0.109 R)
• M8: 4,398,776 km (0.103 R)
• M9: 4,674,634 km (0.096 R)
• M10: 6,021,015 km (0.056 R)
• M11: 6,715,598 km (0.098 R)
• M12: 8,846,620 km (0.088 R)
• M13: 9,343,883 km (0.107 R)
• M14: 11,914,274 km (0.068 R)
• M15: 13,006,488 km (0.111 R)
• M16: 13,576,904 km (0.114 R)
• M17: 15,546,660 km (0.075 R)
• M18: 17,527,335 km (0.116 R)
• M19: 20,998,006 km (0.073 R)
• M20: 23,307,199 km (0.086 R)
• M21: 24,469,125 km (0.082 R)
• M22: 30,864,135 km (0.045 R)
• M23: 38,289,874 km (0.046 R)
• M24: 41,872,893 km (0.104 R)
• M25: 43,904,133 km (0.085 R)
• M26: 48,500,228 km (0.09 R)
• M27: 50,564,529 km (0.089 R)
• M28: 52,150,715 km (0.059 R)
• M29: 54,683,706 km (0.09 R)
• M30: 55,793,872 km (0.09 R)
• M31: 56,918,998 km (0.071 R)
• M32: 62,772,613 km (0.054 R)
• M33: 65,429,172 km (0.116 R)
• M34: 66,680,109 km (0.045 R)
• M35: 67,311,562 km (0.062 R)
• M36: 71,843,779 km (0.117 R)
• M37: 73,847,044 km (0.095 R)
• M38: 74,975,760 km (0.03 R)
• M39: 76,575,410 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 19,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit