🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.73 AU - 1.11 AU

Year: 338 Days

Day: 22 Hours

Environment

Temp: 33 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.86 AU - 1.28 AU

Year: 424 Days

Day: 28.3 Hours

Environment

Temp: 9 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.04 AU - 2.76 AU

Year: 1424 Days

Day: 45.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.17 AU - 4.09 AU

Year: 2648 Days

Day: 34 Hours

Environment

Temp: -134 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,481,484 km

• M1: 664,663 km (0.037 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.6

Radius: 12.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.06 AU - 4.4 AU

Year: 3331 Days

Day: 5 Hours

Environment

Temp: -138 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,481,484 km

• M1: 163,959 km (0.057 R)
• M2: 1,068,727 km (0.086 R)
• M3: 1,569,581 km (0.078 R)
• M4: 2,380,701 km (0.108 R)
• M5: 2,857,768 km (0.095 R)
• M6: 4,414,783 km (0.084 R)
• M7: 8,338,735 km (0.1 R)
• M8: 9,300,200 km (0.061 R)
• M9: 10,493,543 km (0.116 R)
• M10: 13,800,254 km (0.085 R)
• M11: 17,236,816 km (0.087 R)
• M12: 17,745,898 km (0.088 R)
• M13: 18,557,765 km (0.113 R)
• M14: 19,515,641 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.1

Radius: 11.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.93 AU - 11.01 AU

Year: 12971 Days

Day: 6.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,481,484 km

• M1: 140,622 km (0.119 R)
• M2: 525,687 km (0.119 R)
• M3: 909,405 km (0.054 R)
• M4: 3,011,555 km (0.064 R)
• M5: 3,726,333 km (0.029 R)
• M6: 5,738,874 km (0.063 R)
• M7: 8,718,863 km (0.081 R)
• M8: 10,220,676 km (0.116 R)
• M9: 11,483,881 km (0.07 R)
• M10: 18,835,270 km (0.115 R)
• M11: 19,807,656 km (0.072 R)
• M12: 20,474,264 km (0.045 R)
• M13: 21,764,545 km (0.11 R)
• M14: 23,108,233 km (0.114 R)
• M15: 24,792,706 km (0.069 R)
• M16: 25,861,582 km (0.111 R)
• M17: 26,357,350 km (0.092 R)
• M18: 27,883,248 km (0.071 R)
• M19: 31,671,216 km (0.052 R)
• M20: 33,161,510 km (0.096 R)
• M21: 36,653,722 km (0.098 R)
• M22: 37,912,738 km (0.089 R)
• M23: 41,726,736 km (0.11 R)
• M24: 42,684,162 km (0.098 R)
• M25: 43,796,422 km (0.113 R)
• M26: 44,643,146 km (0.108 R)
• M27: 51,814,569 km (0.111 R)
• M28: 52,603,099 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.5

Radius: 5.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.02 AU - 15.8 AU

Year: 18802 Days

Day: 19.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 35,481,484 km

• M1: 160,967 km (0.057 R)
• M2: 379,829 km (0.119 R)
• M3: 757,863 km (0.058 R)
• M4: 1,102,536 km (0.119 R)
• M5: 1,336,208 km (0.076 R)
• M6: 2,068,939 km (0.08 R)
• M7: 2,661,197 km (0.069 R)
• M8: 3,455,561 km (0.076 R)
• M9: 3,701,949 km (0.057 R)
• M10: 4,717,120 km (0.057 R)
• M11: 5,871,268 km (0.06 R)
• M12: 6,187,069 km (0.111 R)
• M13: 6,662,940 km (0.093 R)
• M14: 7,401,953 km (0.099 R)
• M15: 8,194,223 km (0.052 R)
• M16: 9,750,640 km (0.095 R)
• M17: 10,856,916 km (0.114 R)
• M18: 11,066,652 km (0.106 R)
• M19: 12,325,817 km (0.102 R)
• M20: 13,137,386 km (0.083 R)
• M21: 14,420,786 km (0.065 R)
• M22: 15,585,405 km (0.117 R)
• M23: 18,247,799 km (0.102 R)
• M24: 22,872,318 km (0.074 R)
• M25: 23,565,853 km (0.093 R)
• M26: 26,385,923 km (0.111 R)
• M27: 28,618,222 km (0.085 R)
• M28: 31,289,741 km (0.103 R)
• M29: 41,944,101 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984

Radius: 3.4

Gravity: 85.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 13.66 AU - 15.84 AU

Year: 21690 Days

Day: 15.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 35,481,484 km

• M1: 42,336 km (0.045 R)
• M2: 166,203 km (0.119 R)
• M3: 341,981 km (0.068 R)
• M4: 511,326 km (0.097 R)
• M5: 834,158 km (0.092 R)
• M6: 2,183,680 km (0.056 R)
• M7: 2,900,553 km (0.119 R)
• M8: 3,992,917 km (0.097 R)
• M9: 4,233,321 km (0.12 R)
• M10: 5,796,170 km (0.104 R)
• M11: 6,377,058 km (0.075 R)
• M12: 8,078,285 km (0.118 R)
• M13: 8,974,526 km (0.081 R)
• M14: 11,433,017 km (0.106 R)
• M15: 12,705,347 km (0.083 R)
• M16: 18,083,989 km (0.102 R)
• M17: 20,907,350 km (0.059 R)
• M18: 21,318,445 km (0.065 R)
• M19: 22,584,192 km (0.119 R)
• M20: 24,235,603 km (0.03 R)
• M21: 24,689,184 km (0.108 R)
• M22: 25,847,969 km (0.118 R)
• M23: 26,321,446 km (0.115 R)
• M24: 30,846,034 km (0.05 R)
• M25: 32,462,289 km (0.071 R)
• M26: 32,874,880 km (0.077 R)
• M27: 35,424,925 km (0.086 R)
• M28: 48,359,307 km (0.082 R)
• M29: 49,077,676 km (0.065 R)
• M30: 50,535,956 km (0.078 R)
• M31: 57,056,029 km (0.089 R)
• M32: 57,858,173 km (0.096 R)
• M33: 60,724,468 km (0.113 R)
• M34: 63,469,589 km (0.079 R)
• M35: 68,076,755 km (0.091 R)
• M36: 71,732,927 km (0.073 R)
• M37: 79,184,995 km (0.054 R)
• M38: 86,344,600 km (0.082 R)
• M39: 88,466,795 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.4

Radius: 5.7

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 14.29 AU - 16.41 AU

Year: 23027 Days

Day: 20.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,481,484 km

• M1: 73,153 km (0.105 R)
• M2: 848,220 km (0.111 R)
• M3: 1,056,011 km (0.075 R)
• M4: 1,253,181 km (0.104 R)
• M5: 1,879,099 km (0.076 R)
• M6: 2,675,708 km (0.041 R)
• M7: 4,523,840 km (0.119 R)
• M8: 4,740,607 km (0.119 R)
• M9: 6,423,733 km (0.12 R)
• M10: 6,873,274 km (0.094 R)
• M11: 8,307,619 km (0.109 R)
• M12: 16,810,462 km (0.108 R)
• M13: 17,863,332 km (0.075 R)
• M14: 24,866,308 km (0.065 R)
• M15: 25,971,387 km (0.073 R)
• M16: 27,020,068 km (0.093 R)
• M17: 28,096,724 km (0.115 R)
• M18: 32,992,614 km (0.094 R)
• M19: 34,952,944 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 10,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit