🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.89 AU - 1.17 AU

Year: 384 Days

Day: 12.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.26 AU - 1.74 AU

Year: 674 Days

Day: 36.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.74 AU - 1.86 AU

Year: 887 Days

Day: 30.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,884,929 km

• M1: 127,308 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.83 AU - 3.59 AU

Year: 2111 Days

Day: 14 Hours

Environment

Temp: -101 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.47 AU - 4.94 AU

Year: 3740 Days

Day: 30.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791

Radius: 14.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.34 AU - 6.82 AU

Year: 5503 Days

Day: 14.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,884,929 km

• M1: 175,329 km (0.1 R)
• M2: 628,311 km (0.111 R)
• M3: 1,415,944 km (0.075 R)
• M4: 1,863,391 km (0.117 R)
• M5: 2,902,797 km (0.104 R)
• M6: 3,867,554 km (0.102 R)
• M7: 4,324,575 km (0.111 R)
• M8: 6,798,326 km (0.091 R)
• M9: 7,763,531 km (0.098 R)
• M10: 8,575,848 km (0.062 R)
• M11: 9,316,656 km (0.051 R)
• M12: 9,922,079 km (0.082 R)
• M13: 10,507,605 km (0.093 R)
• M14: 11,649,485 km (0.055 R)
• M15: 13,137,535 km (0.102 R)
• M16: 14,691,558 km (0.111 R)
• M17: 15,753,254 km (0.071 R)
• M18: 17,119,681 km (0.097 R)
• M19: 17,897,740 km (0.097 R)
• M20: 30,272,027 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819

Radius: 10.6

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.66 AU - 11.86 AU

Year: 12957 Days

Day: 11.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 112,884,929 km

• M1: 132,843 km (0.068 R)
• M2: 520,002 km (0.114 R)
• M3: 976,276 km (0.076 R)
• M4: 1,332,618 km (0.107 R)
• M5: 2,146,131 km (0.058 R)
• M6: 2,674,511 km (0.113 R)
• M7: 3,089,794 km (0.052 R)
• M8: 4,538,051 km (0.11 R)
• M9: 5,629,517 km (0.119 R)
• M10: 7,360,963 km (0.091 R)
• M11: 8,566,124 km (0.089 R)
• M12: 11,541,625 km (0.055 R)
• M13: 17,714,482 km (0.103 R)
• M14: 19,102,003 km (0.064 R)
• M15: 19,693,812 km (0.053 R)
• M16: 24,185,338 km (0.109 R)
• M17: 25,078,437 km (0.082 R)
• M18: 25,482,501 km (0.087 R)
• M19: 33,153,880 km (0.06 R)
• M20: 35,635,709 km (0.074 R)
• M21: 52,514,687 km (0.117 R)
• M22: 58,317,289 km (0.116 R)
• M23: 58,671,387 km (0.105 R)
• M24: 59,026,981 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.5

Radius: 6.9

Gravity: 17.88 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 16.16 AU - 23.5 AU

Year: 32416 Days

Day: 19.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 112,884,929 km

• M1: 85,869 km (0.11 R)
• M2: 847,322 km (0.054 R)
• M3: 1,744,610 km (0.1 R)
• M4: 4,102,722 km (0.11 R)
• M5: 5,616,054 km (0.076 R)
• M6: 6,275,331 km (0.1 R)
• M7: 9,306,783 km (0.079 R)
• M8: 10,364,589 km (0.073 R)
• M9: 11,427,183 km (0.077 R)
• M10: 11,648,139 km (0.073 R)
• M11: 16,037,939 km (0.047 R)
• M12: 16,408,194 km (0.028 R)
• M13: 19,265,214 km (0.113 R)
• M14: 22,208,253 km (0.112 R)
• M15: 22,784,354 km (0.092 R)
• M16: 25,188,691 km (0.116 R)
• M17: 26,068,626 km (0.117 R)
• M18: 29,655,384 km (0.086 R)
• M19: 31,063,250 km (0.09 R)
• M20: 34,163,815 km (0.114 R)
• M21: 34,931,252 km (0.106 R)
• M22: 39,275,425 km (0.112 R)
• M23: 42,363,574 km (0.086 R)
• M24: 44,147,229 km (0.074 R)
• M25: 44,874,424 km (0.074 R)
• M26: 51,381,932 km (0.082 R)
• M27: 54,234,913 km (0.095 R)
• M28: 54,650,945 km (0.039 R)
• M29: 60,031,830 km (0.1 R)
• M30: 64,117,797 km (0.108 R)
• M31: 65,519,828 km (0.098 R)
• M32: 68,143,326 km (0.111 R)
• M33: 70,835,938 km (0.115 R)
• M34: 75,652,391 km (0.075 R)
• M35: 84,250,080 km (0.042 R)
• M36: 89,361,091 km (0.101 R)
• M37: 102,398,995 km (0.098 R)
• M38: 104,956,819 km (0.115 R)
• M39: 105,602,783 km (0.095 R)
• M40: 108,542,680 km (0.057 R)
• M41: 112,209,473 km (0.077 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 11,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit