🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.57 AU - 0.91 AU

Year: 272 Days

Day: 47.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.91 AU - 1.21 AU

Year: 467 Days

Day: 33.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,263,595 km

• M1: 39,045 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.58 AU - 1.58 AU

Year: 849 Days

Day: 30.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,263,595 km

• M1: 790,774 km (0.12 R)

Asteroid Belt

Center: 2.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.1

Radius: 12.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.23 AU - 3.49 AU

Year: 2633 Days

Day: 7.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,263,595 km

• M1: 157,227 km (0.063 R)
• M2: 665,262 km (0.099 R)
• M3: 1,492,239 km (0.08 R)
• M4: 2,010,296 km (0.036 R)
• M5: 2,559,320 km (0.096 R)
• M6: 3,055,985 km (0.072 R)
• M7: 5,157,237 km (0.092 R)
• M8: 6,980,237 km (0.08 R)
• M9: 7,458,351 km (0.094 R)
• M10: 9,886,175 km (0.111 R)
• M11: 10,375,061 km (0.089 R)
• M12: 11,078,620 km (0.11 R)
• M13: 12,364,862 km (0.069 R)
• M14: 13,887,320 km (0.059 R)
• M15: 14,985,817 km (0.088 R)
• M16: 16,296,594 km (0.069 R)
• M17: 19,787,759 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.6

Radius: 12.3

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.05 AU - 4.65 AU

Year: 3229 Days

Day: 13.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,263,595 km

• M1: 153,039 km (0.062 R)
• M2: 895,493 km (0.113 R)
• M3: 1,490,892 km (0.105 R)
• M4: 1,881,193 km (0.103 R)
• M5: 2,291,690 km (0.101 R)
• M6: 3,021,877 km (0.079 R)
• M7: 3,425,941 km (0.089 R)
• M8: 4,118,878 km (0.069 R)
• M9: 4,658,178 km (0.093 R)
• M10: 6,821,962 km (0.066 R)
• M11: 7,551,252 km (0.116 R)
• M12: 8,272,313 km (0.112 R)
• M13: 8,944,457 km (0.07 R)
• M14: 9,785,197 km (0.046 R)
• M15: 11,438,253 km (0.093 R)
• M16: 14,668,370 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 10.5

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.9 AU - 7.92 AU

Year: 6938 Days

Day: 13.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,263,595 km

• M1: 185,053 km (0.116 R)
• M2: 760,855 km (0.053 R)
• M3: 1,424,471 km (0.106 R)
• M4: 3,233,708 km (0.1 R)
• M5: 3,714,366 km (0.068 R)
• M6: 4,348,361 km (0.087 R)
• M7: 7,550,803 km (0.116 R)
• M8: 7,947,536 km (0.084 R)
• M9: 8,611,153 km (0.051 R)
• M10: 9,221,961 km (0.104 R)
• M11: 13,568,527 km (0.074 R)
• M12: 16,085,960 km (0.118 R)
• M13: 18,114,806 km (0.032 R)
• M14: 19,931,373 km (0.084 R)
• M15: 21,000,100 km (0.07 R)
• M16: 22,026,192 km (0.091 R)
• M17: 25,217,563 km (0.106 R)
• M18: 33,873,296 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298

Radius: 14.7

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.52 AU - 11.44 AU

Year: 12478 Days

Day: 13 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,263,595 km

• M1: 182,809 km (0.086 R)
• M2: 679,623 km (0.098 R)
• M3: 1,744,461 km (0.101 R)
• M4: 2,464,475 km (0.025 R)
• M5: 3,029,357 km (0.096 R)
• M6: 4,342,826 km (0.115 R)
• M7: 9,790,133 km (0.095 R)
• M8: 10,813,383 km (0.072 R)
• M9: 12,287,371 km (0.085 R)
• M10: 13,595,454 km (0.052 R)
• M11: 14,558,865 km (0.087 R)
• M12: 15,826,707 km (0.061 R)
• M13: 17,374,297 km (0.117 R)
• M14: 19,996,149 km (0.074 R)
• M15: 21,004,738 km (0.068 R)
• M16: 23,546,705 km (0.087 R)
• M17: 27,497,884 km (0.097 R)
• M18: 28,940,306 km (0.103 R)
• M19: 31,975,797 km (0.1 R)
• M20: 32,926,342 km (0.086 R)
• M21: 35,106,132 km (0.111 R)
• M22: 39,510,144 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.6

Radius: 5.3

Gravity: 32.38 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.14 AU - 12.06 AU

Year: 13722 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,263,595 km

• M1: 65,973 km (0.084 R)
• M2: 317,447 km (0.101 R)
• M3: 518,805 km (0.109 R)
• M4: 806,183 km (0.089 R)
• M5: 1,010,085 km (0.057 R)
• M6: 1,373,757 km (0.053 R)
• M7: 2,276,431 km (0.116 R)
• M8: 3,950,880 km (0.101 R)
• M9: 5,197,180 km (0.103 R)
• M10: 5,415,443 km (0.086 R)
• M11: 5,909,565 km (0.116 R)
• M12: 6,187,817 km (0.102 R)
• M13: 7,434,565 km (0.064 R)
• M14: 7,806,017 km (0.097 R)
• M15: 9,524,148 km (0.088 R)
• M16: 11,663,847 km (0.098 R)
• M17: 13,077,247 km (0.056 R)
• M18: 14,315,619 km (0.088 R)
• M19: 14,673,008 km (0.076 R)
• M20: 15,932,921 km (0.064 R)
• M21: 17,182,961 km (0.108 R)
• M22: 18,162,378 km (0.049 R)
• M23: 20,591,549 km (0.089 R)
• M24: 20,955,221 km (0.094 R)
• M25: 22,549,485 km (0.066 R)
• M26: 23,623,000 km (0.11 R)
• M27: 24,122,058 km (0.086 R)
• M28: 25,661,570 km (0.118 R)
• M29: 26,295,267 km (0.098 R)
• M30: 32,475,454 km (0.047 R)
• M31: 32,968,379 km (0.112 R)
• M32: 36,031,246 km (0.061 R)
• M33: 38,175,133 km (0.075 R)
• M34: 41,259,841 km (0.1 R)
• M35: 42,421,468 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.1

Radius: 3

Gravity: 48.57 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.6 AU - 13.1 AU

Year: 16346 Days

Day: 15.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,263,595 km

• M1: 37,399 km (0.079 R)
• M2: 175,030 km (0.076 R)
• M3: 552,315 km (0.105 R)
• M4: 1,020,108 km (0.119 R)
• M5: 1,629,270 km (0.09 R)
• M6: 2,306,500 km (0.051 R)
• M7: 3,354,134 km (0.068 R)
• M8: 3,672,329 km (0.12 R)
• M9: 6,647,082 km (0.051 R)
• M10: 7,407,339 km (0.092 R)
• M11: 7,539,433 km (0.111 R)
• M12: 11,377,068 km (0.085 R)
• M13: 13,026,534 km (0.099 R)
• M14: 13,941,624 km (0.108 R)
• M15: 18,592,472 km (0.113 R)
• M16: 21,396,834 km (0.072 R)
• M17: 21,575,454 km (0.103 R)
• M18: 22,390,912 km (0.111 R)
• M19: 24,373,233 km (0.08 R)
• M20: 30,675,492 km (0.099 R)
• M21: 33,114,685 km (0.117 R)
• M22: 33,473,272 km (0.056 R)
• M23: 38,637,988 km (0.1 R)
• M24: 39,569,684 km (0.098 R)
• M25: 41,063,868 km (0.097 R)
• M26: 42,877,742 km (0.095 R)
• M27: 43,303,647 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 16,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit