🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.64 AU - 0.9 AU

Year: 256 Days

Day: 45.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,863,248 km

• M1: 51,462 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.69 AU - 1.11 AU

Year: 323 Days

Day: 21 Hours

Environment

Temp: 30 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.11 AU - 1.29 AU

Year: 498 Days

Day: 15.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,863,248 km

• M1: 99,931 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.2 AU - 1.46 AU

Year: 581 Days

Day: 31.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,863,248 km

• M1: 24,983 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.04 AU - 2.5 AU

Year: 1295 Days

Day: 27.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.9

Radius: 13.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.62 AU - 4.8 AU

Year: 3872 Days

Day: 9.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,863,248 km

• M1: 170,392 km (0.096 R)
• M2: 782,546 km (0.031 R)
• M3: 1,694,645 km (0.057 R)
• M4: 2,963,235 km (0.075 R)
• M5: 3,811,455 km (0.105 R)
• M6: 4,742,402 km (0.086 R)
• M7: 6,312,133 km (0.076 R)
• M8: 7,413,921 km (0.115 R)
• M9: 7,993,613 km (0.088 R)
• M10: 8,825,975 km (0.046 R)
• M11: 11,672,823 km (0.048 R)
• M12: 12,696,820 km (0.094 R)
• M13: 13,132,599 km (0.087 R)
• M14: 13,628,516 km (0.12 R)
• M15: 14,085,537 km (0.065 R)
• M16: 14,605,390 km (0.105 R)
• M17: 15,573,438 km (0.047 R)
• M18: 17,163,663 km (0.115 R)
• M19: 19,174,109 km (0.077 R)
• M20: 19,684,237 km (0.068 R)
• M21: 20,532,457 km (0.092 R)
• M22: 21,405,062 km (0.095 R)
• M23: 22,092,913 km (0.111 R)
• M24: 22,795,574 km (0.085 R)
• M25: 23,440,640 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.7

Radius: 11.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.42 AU - 6.36 AU

Year: 4739 Days

Day: 10.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,863,248 km

• M1: 147,952 km (0.078 R)
• M2: 578,944 km (0.094 R)
• M3: 1,582,895 km (0.115 R)
• M4: 2,191,010 km (0.098 R)
• M5: 3,509,566 km (0.102 R)
• M6: 4,351,054 km (0.115 R)
• M7: 5,621,738 km (0.072 R)
• M8: 7,634,129 km (0.104 R)
• M9: 8,288,171 km (0.109 R)
• M10: 9,472,238 km (0.116 R)
• M11: 10,620,551 km (0.111 R)
• M12: 12,094,838 km (0.089 R)
• M13: 12,655,980 km (0.115 R)
• M14: 13,658,286 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.2

Radius: 4.1

Gravity: 36.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.59 AU - 16.75 AU

Year: 22378 Days

Day: 15.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,863,248 km

• M1: 53,855 km (0.112 R)
• M2: 183,856 km (0.119 R)
• M3: 653,593 km (0.036 R)
• M4: 1,436,140 km (0.105 R)
• M5: 1,672,205 km (0.055 R)
• M6: 3,203,638 km (0.113 R)
• M7: 3,488,323 km (0.057 R)
• M8: 3,697,461 km (0.077 R)
• M9: 3,946,691 km (0.093 R)
• M10: 5,286,490 km (0.117 R)
• M11: 6,058,415 km (0.119 R)
• M12: 6,230,153 km (0.117 R)
• M13: 8,550,865 km (0.116 R)
• M14: 9,437,232 km (0.093 R)
• M15: 11,068,746 km (0.115 R)
• M16: 11,652,029 km (0.074 R)
• M17: 14,341,349 km (0.103 R)
• M18: 19,108,136 km (0.118 R)
• M19: 21,297,650 km (0.117 R)
• M20: 26,054,264 km (0.109 R)
• M21: 28,139,808 km (0.116 R)
• M22: 31,600,755 km (0.073 R)
• M23: 33,700,511 km (0.066 R)
• M24: 34,511,331 km (0.089 R)
• M25: 36,879,017 km (0.092 R)
• M26: 37,164,599 km (0.067 R)
• M27: 37,307,914 km (0.082 R)
• M28: 39,800,663 km (0.092 R)
• M29: 43,664,776 km (0.075 R)
• M30: 45,441,400 km (0.107 R)
• M31: 46,099,182 km (0.118 R)
• M32: 49,310,749 km (0.073 R)
• M33: 60,426,021 km (0.08 R)
• M34: 63,239,957 km (0.115 R)
• M35: 64,265,749 km (0.115 R)
• M36: 70,215,705 km (0.084 R)
• M37: 70,654,326 km (0.108 R)
• M38: 75,599,284 km (0.097 R)
• M39: 76,059,896 km (0.113 R)
• M40: 76,522,452 km (0.092 R)
• M41: 77,453,101 km (0.065 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 11,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit