🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.62 AU - 0.7 AU

Year: 196 Days

Day: 19.2 Hours

Environment

Temp: 204 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,256,799 km

• M1: 18,849 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.06 AU - 1.08 AU

Year: 404 Days

Day: 38.2 Hours

Environment

Temp: 36 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.24 AU - 1.27 AU

Year: 510 Days

Day: 29.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 30,256,799 km

• M1: 173,982 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.55 AU - 2.43 AU

Year: 1025 Days

Day: 21.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,256,799 km

• M1: 79,736 km (0.032 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.24 AU - 2.92 AU

Year: 1514 Days

Day: 30.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,256,799 km

• M1: 48,320 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.9

Radius: 14.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 6.37 AU - 9.01 AU

Year: 7789 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,256,799 km

• M1: 183,108 km (0.057 R)
• M2: 771,027 km (0.118 R)
• M3: 1,946,567 km (0.074 R)
• M4: 2,648,032 km (0.084 R)
• M5: 3,893,733 km (0.098 R)
• M6: 4,395,036 km (0.057 R)
• M7: 8,298,942 km (0.061 R)
• M8: 9,096,149 km (0.071 R)
• M9: 10,799,620 km (0.1 R)
• M10: 14,560,062 km (0.081 R)
• M11: 15,664,094 km (0.096 R)
• M12: 19,377,562 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 11.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.67 AU - 8.17 AU

Year: 8141 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,256,799 km

• M1: 145,559 km (0.045 R)
• M2: 796,758 km (0.095 R)
• M3: 1,386,772 km (0.1 R)
• M4: 1,803,103 km (0.063 R)
• M5: 2,535,534 km (0.078 R)
• M6: 3,147,390 km (0.069 R)
• M7: 4,138,625 km (0.11 R)
• M8: 5,560,403 km (0.095 R)
• M9: 6,302,109 km (0.084 R)
• M10: 6,798,326 km (0.102 R)
• M11: 8,485,042 km (0.116 R)
• M12: 11,274,144 km (0.101 R)
• M13: 12,928,248 km (0.094 R)
• M14: 16,157,767 km (0.049 R)
• M15: 18,454,094 km (0.087 R)
• M16: 19,472,257 km (0.115 R)
• M17: 20,527,521 km (0.101 R)
• M18: 22,068,379 km (0.096 R)
• M19: 23,060,063 km (0.118 R)
• M20: 25,050,463 km (0.063 R)
• M21: 27,587,044 km (0.111 R)
• M22: 29,644,314 km (0.09 R)
• M23: 30,197,377 km (0.071 R)
• M24: 30,570,026 km (0.06 R)
• M25: 31,706,072 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 9.6

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.93 AU - 11.51 AU

Year: 10226 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,256,799 km

• M1: 119,379 km (0.092 R)
• M2: 450,290 km (0.1 R)
• M3: 1,629,420 km (0.1 R)
• M4: 2,424,383 km (0.113 R)
• M5: 3,547,414 km (0.034 R)
• M6: 4,495,266 km (0.101 R)
• M7: 5,215,580 km (0.066 R)
• M8: 6,140,095 km (0.081 R)
• M9: 6,920,098 km (0.113 R)
• M10: 7,688,583 km (0.112 R)
• M11: 8,152,635 km (0.099 R)
• M12: 10,523,163 km (0.118 R)
• M13: 11,242,130 km (0.087 R)
• M14: 11,739,244 km (0.031 R)
• M15: 12,407,498 km (0.113 R)
• M16: 15,216,048 km (0.115 R)
• M17: 15,640,457 km (0.085 R)
• M18: 19,537,632 km (0.034 R)
• M19: 20,622,814 km (0.082 R)
• M20: 21,142,817 km (0.064 R)
• M21: 21,977,573 km (0.104 R)
• M22: 23,551,492 km (0.096 R)
• M23: 24,613,936 km (0.089 R)
• M24: 25,283,387 km (0.107 R)
• M25: 27,187,319 km (0.098 R)
• M26: 29,184,749 km (0.099 R)
• M27: 29,934,833 km (0.064 R)
• M28: 33,571,857 km (0.033 R)
• M29: 35,337,560 km (0.049 R)

Asteroid Belt

Center: 12.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.2

Radius: 4.7

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 12.73 AU - 17.83 AU

Year: 21816 Days

Day: 19.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,256,799 km

• M1: 58,642 km (0.101 R)
• M2: 342,130 km (0.111 R)
• M3: 1,133,802 km (0.05 R)
• M4: 1,479,224 km (0.113 R)
• M5: 3,589,601 km (0.116 R)
• M6: 9,345,828 km (0.096 R)
• M7: 14,224,364 km (0.119 R)
• M8: 16,047,663 km (0.119 R)
• M9: 16,587,262 km (0.112 R)
• M10: 23,727,269 km (0.059 R)
• M11: 26,609,422 km (0.11 R)
• M12: 26,943,325 km (0.115 R)
• M13: 27,449,564 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 12,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit