🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.1 AU - 1.24 AU

Year: 443 Days

Day: 30.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.09 AU - 1.49 AU

Year: 513 Days

Day: 34.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,820,440 km

• M1: 34,557 km (0.086 R)
• M2: 149,747 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.06 AU - 3 AU

Year: 1408 Days

Day: 29.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.04 AU - 3.88 AU

Year: 2252 Days

Day: 45.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 57.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,820,440 km

• M1: 993,479 km (0.084 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356

Radius: 13.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.35 AU - 8.49 AU

Year: 7798 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,820,440 km

• M1: 171,589 km (0.099 R)
• M2: 899,981 km (0.1 R)
• M3: 1,370,915 km (0.115 R)
• M4: 2,203,726 km (0.065 R)
• M5: 2,700,092 km (0.07 R)
• M6: 3,190,623 km (0.084 R)
• M7: 3,763,284 km (0.062 R)
• M8: 4,711,884 km (0.089 R)
• M9: 5,172,795 km (0.107 R)
• M10: 6,740,431 km (0.097 R)
• M11: 7,949,332 km (0.041 R)
• M12: 9,423,918 km (0.029 R)
• M13: 11,795,493 km (0.112 R)
• M14: 14,037,815 km (0.105 R)
• M15: 14,825,747 km (0.117 R)
• M16: 17,367,266 km (0.097 R)
• M17: 19,558,575 km (0.09 R)
• M18: 20,541,882 km (0.084 R)
• M19: 21,484,049 km (0.083 R)
• M20: 22,530,786 km (0.093 R)
• M21: 23,454,852 km (0.092 R)
• M22: 29,812,312 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923

Radius: 11.9

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.57 AU - 10.91 AU

Year: 11464 Days

Day: 8.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,820,440 km

• M1: 148,102 km (0.117 R)
• M2: 532,269 km (0.057 R)
• M3: 1,299,258 km (0.074 R)
• M4: 3,247,321 km (0.077 R)
• M5: 3,877,726 km (0.119 R)
• M6: 4,557,050 km (0.111 R)
• M7: 5,383,878 km (0.112 R)
• M8: 9,511,433 km (0.11 R)
• M9: 13,602,635 km (0.118 R)
• M10: 14,611,224 km (0.039 R)
• M11: 16,929,093 km (0.048 R)
• M12: 17,858,246 km (0.113 R)
• M13: 18,902,888 km (0.075 R)
• M14: 19,987,921 km (0.037 R)
• M15: 22,281,705 km (0.065 R)
• M16: 23,682,241 km (0.107 R)
• M17: 27,808,898 km (0.057 R)
• M18: 31,460,582 km (0.092 R)
• M19: 32,982,890 km (0.092 R)
• M20: 35,295,523 km (0.113 R)
• M21: 36,810,800 km (0.095 R)
• M22: 39,835,220 km (0.053 R)
• M23: 40,787,710 km (0.088 R)
• M24: 42,596,797 km (0.093 R)
• M25: 45,631,091 km (0.097 R)
• M26: 48,344,347 km (0.057 R)
• M27: 56,955,350 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.4

Radius: 4.9

Gravity: 41.62 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.16 AU - 14.98 AU

Year: 18464 Days

Day: 17.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,820,440 km

• M1: 61,634 km (0.086 R)
• M2: 828,922 km (0.035 R)
• M3: 1,338,452 km (0.118 R)
• M4: 1,599,800 km (0.119 R)
• M5: 2,034,381 km (0.076 R)
• M6: 2,816,030 km (0.05 R)
• M7: 5,492,187 km (0.072 R)
• M8: 6,249,002 km (0.1 R)
• M9: 6,652,468 km (0.11 R)
• M10: 7,121,008 km (0.069 R)
• M11: 7,915,672 km (0.058 R)
• M12: 10,158,743 km (0.08 R)
• M13: 13,150,850 km (0.077 R)
• M14: 15,202,285 km (0.097 R)
• M15: 16,938,219 km (0.109 R)
• M16: 17,809,477 km (0.084 R)
• M17: 20,117,772 km (0.082 R)
• M18: 21,695,282 km (0.095 R)
• M19: 22,514,180 km (0.094 R)
• M20: 28,709,627 km (0.119 R)
• M21: 31,217,635 km (0.052 R)
• M22: 35,951,360 km (0.119 R)
• M23: 36,521,029 km (0.115 R)
• M24: 47,318,704 km (0.073 R)
• M25: 59,267,086 km (0.067 R)
• M26: 59,465,154 km (0.025 R)
• M27: 62,899,322 km (0.066 R)
• M28: 70,159,457 km (0.072 R)
• M29: 71,272,166 km (0.097 R)
• M30: 72,849,525 km (0.101 R)
• M31: 77,958,442 km (0.045 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 16,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit