🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.73 AU - 0.79 AU

Year: 251 Days

Day: 37.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.78 AU - 0.82 AU

Year: 271 Days

Day: 34.4 Hours

Environment

Temp: 122 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,949,333 km

• M1: 103,372 km (0.109 R)
• M2: 161,715 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.74 AU - 3.8 AU

Year: 2240 Days

Day: 47.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.27 AU - 3.59 AU

Year: 2406 Days

Day: 19.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,949,333 km

• M1: 238,758 km (0.052 R)

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 12.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.99 AU - 5.03 AU

Year: 3628 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,949,333 km

• M1: 159,322 km (0.12 R)
• M2: 1,303,596 km (0.053 R)
• M3: 2,043,507 km (0.074 R)
• M4: 2,495,143 km (0.103 R)
• M5: 3,136,619 km (0.052 R)
• M6: 4,540,744 km (0.112 R)
• M7: 8,761,947 km (0.116 R)
• M8: 9,239,763 km (0.11 R)
• M9: 9,930,157 km (0.114 R)
• M10: 10,903,890 km (0.084 R)
• M11: 12,164,252 km (0.1 R)
• M12: 12,946,948 km (0.118 R)
• M13: 13,811,923 km (0.065 R)
• M14: 14,511,143 km (0.112 R)
• M15: 16,975,618 km (0.056 R)
• M16: 20,593,792 km (0.108 R)
• M17: 21,046,924 km (0.115 R)
• M18: 21,506,788 km (0.104 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.7

Radius: 11.8

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.54 AU - 5.7 AU

Year: 4388 Days

Day: 12.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,949,333 km

• M1: 147,204 km (0.032 R)
• M2: 571,464 km (0.119 R)
• M3: 1,236,127 km (0.109 R)
• M4: 2,118,007 km (0.06 R)
• M5: 4,140,420 km (0.037 R)
• M6: 5,308,929 km (0.115 R)
• M7: 6,090,728 km (0.114 R)
• M8: 7,668,536 km (0.116 R)
• M9: 8,213,372 km (0.061 R)
• M10: 8,901,223 km (0.12 R)
• M11: 11,288,805 km (0.102 R)
• M12: 15,800,527 km (0.094 R)
• M13: 17,168,749 km (0.081 R)
• M14: 19,801,223 km (0.037 R)
• M15: 20,207,830 km (0.057 R)
• M16: 21,108,110 km (0.114 R)
• M17: 22,179,829 km (0.115 R)
• M18: 23,212,354 km (0.082 R)
• M19: 27,665,433 km (0.087 R)
• M20: 28,259,337 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.2

Radius: 13.9

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.48 AU - 6.12 AU

Year: 5290 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,949,333 km

• M1: 172,935 km (0.081 R)
• M2: 716,125 km (0.068 R)
• M3: 1,403,078 km (0.117 R)
• M4: 2,949,023 km (0.1 R)
• M5: 3,797,542 km (0.089 R)
• M6: 6,065,146 km (0.111 R)
• M7: 6,561,512 km (0.04 R)
• M8: 8,428,194 km (0.109 R)
• M9: 9,426,760 km (0.1 R)
• M10: 10,054,772 km (0.062 R)
• M11: 10,544,107 km (0.117 R)
• M12: 11,526,516 km (0.106 R)
• M13: 13,574,810 km (0.089 R)
• M14: 15,157,107 km (0.113 R)
• M15: 17,376,241 km (0.117 R)
• M16: 17,844,932 km (0.1 R)
• M17: 18,503,013 km (0.052 R)
• M18: 19,115,466 km (0.059 R)
• M19: 20,123,158 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.3

Radius: 3.1

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 13.3 AU - 16.8 AU

Year: 22113 Days

Day: 24.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,949,333 km

• M1: 40,691 km (0.111 R)
• M2: 184,305 km (0.091 R)
• M3: 348,264 km (0.071 R)
• M4: 452,384 km (0.056 R)
• M5: 863,778 km (0.065 R)
• M6: 1,600,398 km (0.089 R)
• M7: 2,409,573 km (0.105 R)
• M8: 2,853,131 km (0.069 R)
• M9: 3,327,057 km (0.074 R)
• M10: 4,751,677 km (0.054 R)
• M11: 4,919,077 km (0.093 R)
• M12: 5,148,261 km (0.106 R)
• M13: 8,480,105 km (0.051 R)
• M14: 8,643,765 km (0.102 R)
• M15: 8,893,145 km (0.071 R)
• M16: 9,938,983 km (0.117 R)
• M17: 10,212,747 km (0.12 R)
• M18: 13,843,937 km (0.11 R)
• M19: 14,766,507 km (0.113 R)
• M20: 19,570,244 km (0.109 R)
• M21: 24,982,844 km (0.109 R)
• M22: 25,829,419 km (0.077 R)
• M23: 26,346,279 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 19,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit