🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.73 AU - 0.81 AU

Year: 247 Days

Day: 25.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.26 AU - 1.4 AU

Year: 560 Days

Day: 21.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 46.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,395,746 km

• M1: 125,513 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.02 AU - 3.3 AU

Year: 1585 Days

Day: 20.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,395,746 km

• M1: 721,211 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.81 AU - 3.51 AU

Year: 2052 Days

Day: 21.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 11.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.46 AU - 5.84 AU

Year: 4269 Days

Day: 12.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,395,746 km

• M1: 143,016 km (0.061 R)
• M2: 734,675 km (0.079 R)
• M3: 1,234,930 km (0.113 R)
• M4: 1,666,071 km (0.094 R)
• M5: 2,125,487 km (0.071 R)
• M6: 2,537,180 km (0.046 R)
• M7: 3,442,696 km (0.092 R)
• M8: 4,082,526 km (0.111 R)
• M9: 5,405,569 km (0.117 R)
• M10: 6,180,935 km (0.081 R)
• M11: 7,294,542 km (0.065 R)
• M12: 7,810,804 km (0.12 R)
• M13: 9,588,625 km (0.108 R)
• M14: 11,853,836 km (0.065 R)
• M15: 12,666,153 km (0.088 R)
• M16: 16,003,083 km (0.118 R)
• M17: 17,234,572 km (0.114 R)
• M18: 18,528,145 km (0.086 R)
• M19: 19,556,481 km (0.053 R)
• M20: 20,218,302 km (0.117 R)
• M21: 21,938,079 km (0.106 R)
• M22: 22,942,778 km (0.1 R)
• M23: 24,430,828 km (0.05 R)
• M24: 24,966,688 km (0.06 R)
• M25: 27,352,026 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.6

Radius: 7.5

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.96 AU - 17.04 AU

Year: 21219 Days

Day: 18.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 47,395,746 km

• M1: 93,199 km (0.069 R)
• M2: 351,555 km (0.096 R)
• M3: 1,289,384 km (0.096 R)
• M4: 1,912,310 km (0.102 R)
• M5: 2,225,268 km (0.09 R)
• M6: 2,621,254 km (0.109 R)
• M7: 3,646,149 km (0.114 R)
• M8: 4,197,567 km (0.045 R)
• M9: 5,969,404 km (0.056 R)
• M10: 7,068,649 km (0.045 R)
• M11: 9,018,807 km (0.113 R)
• M12: 9,483,308 km (0.099 R)
• M13: 9,721,618 km (0.109 R)
• M14: 13,641,381 km (0.073 R)
• M15: 14,804,355 km (0.118 R)
• M16: 15,781,079 km (0.12 R)
• M17: 16,887,056 km (0.056 R)
• M18: 18,410,262 km (0.076 R)
• M19: 22,246,400 km (0.116 R)
• M20: 25,882,825 km (0.059 R)
• M21: 27,058,515 km (0.079 R)
• M22: 27,659,450 km (0.107 R)
• M23: 29,769,527 km (0.111 R)
• M24: 33,200,555 km (0.103 R)
• M25: 34,307,130 km (0.101 R)
• M26: 34,869,618 km (0.091 R)
• M27: 37,328,558 km (0.091 R)
• M28: 41,626,804 km (0.057 R)
• M29: 54,550,714 km (0.096 R)
• M30: 57,263,372 km (0.051 R)
• M31: 61,705,831 km (0.108 R)
• M32: 64,435,992 km (0.056 R)
• M33: 65,507,112 km (0.108 R)
• M34: 67,684,958 km (0.073 R)
• M35: 68,347,677 km (0.068 R)
• M36: 70,361,563 km (0.107 R)
• M37: 73,107,881 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.8

Radius: 6.4

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 14.25 AU - 22.23 AU

Year: 28453 Days

Day: 19.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,395,746 km

• M1: 174,282 km (0.082 R)
• M2: 3,737,553 km (0.099 R)
• M3: 7,781,333 km (0.074 R)
• M4: 10,248,801 km (0.117 R)
• M5: 11,193,511 km (0.098 R)
• M6: 12,252,066 km (0.115 R)
• M7: 25,599,636 km (0.119 R)
• M8: 26,072,814 km (0.083 R)
• M9: 27,725,273 km (0.099 R)
• M10: 29,035,152 km (0.118 R)
• M11: 38,880,038 km (0.093 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 10,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit