🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.56 AU - 0.86 AU

Year: 227 Days

Day: 29.7 Hours

Environment

Temp: 138 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,612,124 km

• M1: 185,651 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.81 AU - 0.91 AU

Year: 302 Days

Day: 14.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 111,612,124 km

• M1: 478,264 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.92 AU - 1.28 AU

Year: 437 Days

Day: 18.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 111,612,124 km

• M1: 26,778 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.99 AU - 1.35 AU

Year: 479 Days

Day: 14.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.68 AU - 1.88 AU

Year: 899 Days

Day: 18.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.1

Radius: 12

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.86 AU - 7.18 AU

Year: 5594 Days

Day: 7.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 111,612,124 km

• M1: 149,299 km (0.094 R)
• M2: 554,260 km (0.103 R)
• M3: 1,024,297 km (0.101 R)
• M4: 1,527,544 km (0.112 R)
• M5: 2,052,333 km (0.097 R)
• M6: 2,780,725 km (0.098 R)
• M7: 5,057,156 km (0.055 R)
• M8: 7,761,138 km (0.096 R)
• M9: 8,260,495 km (0.105 R)
• M10: 10,390,919 km (0.077 R)
• M11: 16,684,351 km (0.087 R)
• M12: 17,397,185 km (0.048 R)
• M13: 21,269,676 km (0.05 R)
• M14: 22,606,931 km (0.094 R)
• M15: 23,113,469 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.5

Radius: 12.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.14 AU - 7.2 AU

Year: 6524 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 111,612,124 km

• M1: 174,730 km (0.107 R)
• M2: 844,630 km (0.08 R)
• M3: 1,314,217 km (0.111 R)
• M4: 2,201,333 km (0.098 R)
• M5: 2,748,412 km (0.107 R)
• M6: 3,982,595 km (0.07 R)
• M7: 4,735,371 km (0.065 R)
• M8: 5,851,072 km (0.065 R)
• M9: 6,311,983 km (0.109 R)
• M10: 6,769,603 km (0.116 R)
• M11: 11,427,632 km (0.102 R)
• M12: 14,181,878 km (0.115 R)
• M13: 15,688,777 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.7

Radius: 4.4

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.24 AU - 14.94 AU

Year: 15922 Days

Day: 23.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 111,612,124 km

• M1: 60,886 km (0.031 R)
• M2: 228,735 km (0.058 R)
• M3: 766,390 km (0.059 R)
• M4: 1,348,774 km (0.056 R)
• M5: 2,862,106 km (0.034 R)
• M6: 5,419,332 km (0.08 R)
• M7: 6,390,073 km (0.102 R)
• M8: 6,989,961 km (0.117 R)
• M9: 7,197,902 km (0.044 R)
• M10: 9,403,423 km (0.07 R)
• M11: 10,445,372 km (0.092 R)
• M12: 13,022,195 km (0.104 R)
• M13: 13,796,364 km (0.093 R)
• M14: 17,910,156 km (0.092 R)
• M15: 18,525,153 km (0.076 R)
• M16: 19,328,194 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.6

Radius: 7.1

Gravity: 16.64 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 15.03 AU - 23.57 AU

Year: 32113 Days

Day: 17.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 111,612,124 km

• M1: 88,263 km (0.092 R)
• M2: 503,546 km (0.045 R)
• M3: 782,995 km (0.037 R)
• M4: 3,221,441 km (0.095 R)
• M5: 3,916,771 km (0.11 R)
• M6: 4,206,393 km (0.119 R)
• M7: 4,628,109 km (0.029 R)
• M8: 6,552,237 km (0.066 R)
• M9: 8,955,228 km (0.081 R)
• M10: 10,048,938 km (0.105 R)
• M11: 11,014,592 km (0.072 R)
• M12: 11,815,539 km (0.083 R)
• M13: 12,116,231 km (0.119 R)
• M14: 12,890,250 km (0.093 R)
• M15: 14,536,724 km (0.062 R)
• M16: 16,318,585 km (0.09 R)
• M17: 20,525,127 km (0.071 R)
• M18: 22,645,378 km (0.119 R)
• M19: 26,796,419 km (0.119 R)
• M20: 30,999,072 km (0.092 R)
• M21: 34,539,755 km (0.084 R)
• M22: 37,044,322 km (0.078 R)
• M23: 39,667,521 km (0.113 R)
• M24: 40,512,001 km (0.101 R)
• M25: 46,017,203 km (0.058 R)
• M26: 49,044,615 km (0.118 R)
• M27: 57,188,424 km (0.028 R)
• M28: 62,030,009 km (0.105 R)
• M29: 63,396,286 km (0.106 R)
• M30: 80,578,799 km (0.095 R)
• M31: 89,215,832 km (0.119 R)
• M32: 96,008,323 km (0.12 R)
• M33: 101,244,847 km (0.084 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: 544 - 15,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit