🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.58 AU - 0.9 AU

Year: 268 Days

Day: 32.2 Hours

Environment

Temp: -10 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,484,231 km

• M1: 29,022 km (0.044 R)
• M2: 87,365 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.83 AU - 0.87 AU

Year: 331 Days

Day: 38.6 Hours

Environment

Temp: -23 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.81 AU - 0.97 AU

Year: 354 Days

Day: 29 Hours

Environment

Temp: -30 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.21 AU - 3.51 AU

Year: 2040 Days

Day: 47.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.1

Radius: 13.6

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.22 AU - 4.06 AU

Year: 2929 Days

Day: 11.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,484,231 km

• M1: 169,195 km (0.035 R)
• M2: 879,635 km (0.098 R)
• M3: 1,455,288 km (0.101 R)
• M4: 2,189,066 km (0.107 R)
• M5: 3,087,700 km (0.111 R)
• M6: 3,926,047 km (0.052 R)
• M7: 4,871,954 km (0.114 R)
• M8: 6,169,416 km (0.094 R)
• M9: 6,690,316 km (0.086 R)
• M10: 11,834,688 km (0.093 R)
• M11: 12,679,018 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.1

Radius: 12.4

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.34 AU - 4.7 AU

Year: 4053 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,484,231 km

• M1: 154,385 km (0.054 R)
• M2: 637,736 km (0.097 R)
• M3: 1,025,793 km (0.093 R)
• M4: 1,500,915 km (0.113 R)
• M5: 1,902,586 km (0.108 R)
• M6: 2,361,702 km (0.037 R)
• M7: 2,985,076 km (0.031 R)
• M8: 3,955,368 km (0.054 R)
• M9: 5,878,000 km (0.099 R)
• M10: 6,735,345 km (0.057 R)
• M11: 7,815,142 km (0.085 R)
• M12: 8,359,529 km (0.09 R)
• M13: 10,019,766 km (0.117 R)
• M14: 11,017,285 km (0.108 R)
• M15: 11,609,692 km (0.053 R)
• M16: 12,709,835 km (0.11 R)
• M17: 13,773,925 km (0.112 R)
• M18: 15,734,854 km (0.089 R)
• M19: 16,252,911 km (0.061 R)
• M20: 17,323,134 km (0.109 R)
• M21: 19,472,257 km (0.072 R)
• M22: 20,136,771 km (0.043 R)
• M23: 22,655,102 km (0.112 R)
• M24: 23,168,222 km (0.106 R)
• M25: 26,410,906 km (0.04 R)
• M26: 27,722,131 km (0.069 R)
• M27: 28,309,303 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.5

Radius: 8.9

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.48 AU - 8.28 AU

Year: 7611 Days

Day: 14.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,484,231 km

• M1: 110,702 km (0.107 R)
• M2: 414,984 km (0.074 R)
• M3: 757,414 km (0.084 R)
• M4: 1,215,483 km (0.047 R)
• M5: 1,502,860 km (0.045 R)
• M6: 2,090,929 km (0.048 R)
• M7: 2,544,959 km (0.038 R)
• M8: 2,824,857 km (0.074 R)
• M9: 3,767,922 km (0.065 R)
• M10: 4,363,919 km (0.051 R)
• M11: 5,344,234 km (0.063 R)
• M12: 8,125,708 km (0.116 R)
• M13: 10,426,224 km (0.117 R)
• M14: 11,297,482 km (0.074 R)
• M15: 12,008,071 km (0.112 R)
• M16: 13,914,846 km (0.052 R)
• M17: 15,394,818 km (0.049 R)
• M18: 15,702,989 km (0.067 R)
• M19: 16,141,311 km (0.119 R)
• M20: 16,523,534 km (0.114 R)
• M21: 19,156,606 km (0.076 R)
• M22: 26,013,723 km (0.097 R)
• M23: 27,072,128 km (0.055 R)
• M24: 27,702,534 km (0.048 R)
• M25: 30,130,358 km (0.036 R)
• M26: 30,612,960 km (0.088 R)
• M27: 35,404,730 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.3

Radius: 4.4

Gravity: 27.39 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.1 AU - 16.46 AU

Year: 25191 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,484,231 km

• M1: 54,753 km (0.119 R)
• M2: 210,035 km (0.095 R)
• M3: 461,958 km (0.095 R)
• M4: 1,098,048 km (0.11 R)
• M5: 1,266,944 km (0.106 R)
• M6: 1,729,800 km (0.067 R)
• M7: 2,275,384 km (0.061 R)
• M8: 3,199,150 km (0.074 R)
• M9: 4,629,605 km (0.073 R)
• M10: 4,774,416 km (0.085 R)
• M11: 4,959,768 km (0.119 R)
• M12: 5,749,495 km (0.048 R)
• M13: 6,619,706 km (0.093 R)
• M14: 6,944,034 km (0.088 R)
• M15: 9,003,997 km (0.069 R)
• M16: 10,666,927 km (0.119 R)
• M17: 11,905,298 km (0.116 R)
• M18: 12,594,046 km (0.12 R)
• M19: 14,126,377 km (0.114 R)
• M20: 14,819,614 km (0.073 R)
• M21: 16,609,104 km (0.118 R)
• M22: 17,643,423 km (0.118 R)
• M23: 20,126,449 km (0.07 R)
• M24: 44,136,009 km (0.117 R)
• M25: 45,612,540 km (0.086 R)
• M26: 46,279,298 km (0.068 R)
• M27: 49,185,237 km (0.115 R)
• M28: 51,667,963 km (0.113 R)
• M29: 53,491,561 km (0.103 R)
• M30: 57,847,851 km (0.098 R)
• M31: 66,188,979 km (0.113 R)
• M32: 67,043,333 km (0.077 R)
• M33: 67,688,698 km (0.11 R)
• M34: 69,430,317 km (0.088 R)
• M35: 74,373,180 km (0.07 R)
• M36: 75,528,375 km (0.113 R)
• M37: 75,993,774 km (0.113 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: 457 - 12,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit