🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.49 AU - 0.57 AU

Year: 142 Days

Day: 13 Hours

Environment

Temp: 174 °C

Axial Tilt: 116 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,235,957 km

• M1: 43,533 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.8 AU - 1.26 AU

Year: 384 Days

Day: 41.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,235,957 km

• M1: 235,467 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.07 AU - 1.63 AU

Year: 576 Days

Day: 17.4 Hours

Environment

Temp: -23 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.29 AU - 3.33 AU

Year: 2211 Days

Day: 41.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457

Radius: 11.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.75 AU - 7.29 AU

Year: 6828 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,235,957 km

• M1: 263,741 km (0.052 R)
• M2: 671,545 km (0.062 R)
• M3: 1,139,337 km (0.101 R)
• M4: 1,668,914 km (0.075 R)
• M5: 2,376,063 km (0.054 R)
• M6: 4,825,878 km (0.093 R)
• M7: 6,653,365 km (0.107 R)
• M8: 8,154,730 km (0.027 R)
• M9: 10,134,657 km (0.1 R)
• M10: 11,141,750 km (0.078 R)
• M11: 11,767,518 km (0.064 R)
• M12: 13,036,706 km (0.06 R)
• M13: 21,216,568 km (0.094 R)
• M14: 27,170,713 km (0.073 R)
• M15: 28,749,569 km (0.093 R)
• M16: 30,111,359 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.6

Radius: 8.6

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.54 AU - 11.02 AU

Year: 10378 Days

Day: 13.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,235,957 km

• M1: 106,962 km (0.063 R)
• M2: 845,677 km (0.068 R)
• M3: 1,234,033 km (0.09 R)
• M4: 1,601,146 km (0.047 R)
• M5: 3,432,673 km (0.091 R)
• M6: 3,746,679 km (0.107 R)
• M7: 4,023,136 km (0.051 R)
• M8: 4,342,826 km (0.117 R)
• M9: 4,710,987 km (0.104 R)
• M10: 5,405,420 km (0.101 R)
• M11: 6,280,717 km (0.119 R)
• M12: 6,955,852 km (0.075 R)
• M13: 8,403,361 km (0.119 R)
• M14: 9,074,457 km (0.111 R)
• M15: 12,360,973 km (0.106 R)
• M16: 16,220,000 km (0.07 R)
• M17: 16,659,967 km (0.043 R)
• M18: 19,634,571 km (0.047 R)
• M19: 22,399,888 km (0.082 R)
• M20: 23,037,623 km (0.076 R)
• M21: 24,444,890 km (0.115 R)
• M22: 27,326,893 km (0.068 R)
• M23: 28,160,154 km (0.11 R)
• M24: 30,427,758 km (0.05 R)
• M25: 31,662,988 km (0.027 R)
• M26: 33,993,723 km (0.084 R)
• M27: 38,473,281 km (0.111 R)
• M28: 40,049,744 km (0.117 R)
• M29: 44,749,809 km (0.108 R)
• M30: 45,470,572 km (0.084 R)
• M31: 47,083,686 km (0.099 R)
• M32: 51,992,441 km (0.09 R)
• M33: 53,917,915 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.7

Radius: 5.2

Gravity: 25.03 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.86 AU - 18.78 AU

Year: 22012 Days

Day: 17 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,235,957 km

• M1: 64,626 km (0.108 R)
• M2: 250,277 km (0.056 R)
• M3: 454,329 km (0.063 R)
• M4: 644,916 km (0.068 R)
• M5: 1,008,888 km (0.039 R)
• M6: 1,780,215 km (0.104 R)
• M7: 2,200,734 km (0.082 R)
• M8: 2,660,299 km (0.101 R)
• M9: 3,126,446 km (0.115 R)
• M10: 3,768,221 km (0.074 R)
• M11: 4,321,134 km (0.031 R)
• M12: 5,668,563 km (0.106 R)
• M13: 8,498,505 km (0.102 R)
• M14: 10,708,964 km (0.059 R)
• M15: 12,081,524 km (0.073 R)
• M16: 12,563,977 km (0.09 R)
• M17: 14,700,235 km (0.065 R)
• M18: 15,976,903 km (0.075 R)
• M19: 18,295,820 km (0.098 R)
• M20: 19,394,915 km (0.11 R)
• M21: 19,770,855 km (0.075 R)
• M22: 22,436,689 km (0.062 R)
• M23: 24,232,611 km (0.071 R)
• M24: 34,116,842 km (0.07 R)
• M25: 36,914,322 km (0.092 R)
• M26: 47,056,309 km (0.097 R)
• M27: 57,159,252 km (0.115 R)
• M28: 58,320,431 km (0.114 R)
• M29: 59,299,998 km (0.113 R)
• M30: 61,292,043 km (0.073 R)
• M31: 61,695,807 km (0.097 R)
• M32: 71,477,264 km (0.118 R)
• M33: 79,816,298 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.5

Radius: 3.9

Gravity: 45.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.14 AU - 17.96 AU

Year: 24716 Days

Day: 22.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 88,235,957 km

• M1: 48,769 km (0.088 R)
• M2: 334,351 km (0.103 R)
• M3: 529,277 km (0.092 R)
• M4: 1,267,543 km (0.114 R)
• M5: 1,598,453 km (0.075 R)
• M6: 2,911,175 km (0.111 R)
• M7: 3,829,556 km (0.111 R)
• M8: 4,773,818 km (0.098 R)
• M9: 5,120,436 km (0.118 R)
• M10: 5,950,255 km (0.09 R)
• M11: 7,560,676 km (0.034 R)
• M12: 8,410,392 km (0.104 R)
• M13: 10,423,680 km (0.088 R)
• M14: 10,615,465 km (0.079 R)
• M15: 13,251,978 km (0.041 R)
• M16: 13,704,661 km (0.075 R)
• M17: 15,288,005 km (0.105 R)
• M18: 16,038,837 km (0.114 R)
• M19: 17,077,495 km (0.093 R)
• M20: 17,433,537 km (0.073 R)
• M21: 20,561,629 km (0.118 R)
• M22: 21,994,627 km (0.108 R)
• M23: 22,735,585 km (0.038 R)
• M24: 23,383,793 km (0.102 R)
• M25: 24,830,105 km (0.118 R)
• M26: 26,929,861 km (0.118 R)
• M27: 31,611,825 km (0.059 R)
• M28: 36,660,454 km (0.061 R)
• M29: 36,807,958 km (0.066 R)
• M30: 40,781,427 km (0.11 R)
• M31: 42,382,722 km (0.075 R)
• M32: 43,034,969 km (0.058 R)
• M33: 43,859,403 km (0.108 R)
• M34: 44,359,209 km (0.098 R)
• M35: 45,710,377 km (0.116 R)
• M36: 54,397,975 km (0.037 R)
• M37: 63,059,990 km (0.103 R)
• M38: 63,271,671 km (0.119 R)
• M39: 69,844,703 km (0.091 R)
• M40: 74,234,652 km (0.114 R)
• M41: 74,470,718 km (0.114 R)
• M42: 74,707,232 km (0.098 R)
• M43: 77,341,950 km (0.114 R)
• M44: 83,304,173 km (0.118 R)
• M45: 87,971,626 km (0.077 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 11,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit