🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.02 AU - 2.2 AU

Year: 1180 Days

Day: 37.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.48 AU - 2.52 AU

Year: 1522 Days

Day: 30.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.47 AU - 2.55 AU

Year: 1531 Days

Day: 21 Hours

Environment

Temp: -94 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.57 AU - 3.31 AU

Year: 1941 Days

Day: 46 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.16 AU - 3.28 AU

Year: 2225 Days

Day: 29.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163

Radius: 8.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.34 AU - 6.34 AU

Year: 4751 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 86,861,041 km

• M1: 104,419 km (0.093 R)
• M2: 661,073 km (0.087 R)
• M3: 986,000 km (0.11 R)
• M4: 1,281,306 km (0.037 R)
• M5: 1,574,368 km (0.083 R)
• M6: 2,560,517 km (0.065 R)
• M7: 3,095,928 km (0.083 R)
• M8: 3,630,890 km (0.117 R)
• M9: 5,561,002 km (0.056 R)
• M10: 7,013,298 km (0.057 R)
• M11: 7,302,321 km (0.106 R)
• M12: 8,060,034 km (0.104 R)
• M13: 9,874,058 km (0.062 R)
• M14: 10,610,079 km (0.103 R)
• M15: 11,701,396 km (0.119 R)
• M16: 12,067,611 km (0.112 R)
• M17: 12,780,146 km (0.11 R)
• M18: 13,256,017 km (0.1 R)
• M19: 13,520,506 km (0.085 R)
• M20: 14,014,628 km (0.044 R)
• M21: 14,660,741 km (0.065 R)
• M22: 15,667,086 km (0.082 R)
• M23: 16,616,583 km (0.099 R)
• M24: 17,445,505 km (0.096 R)
• M25: 18,031,181 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 14.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.79 AU - 9.03 AU

Year: 7766 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,861,041 km

• M1: 184,005 km (0.062 R)
• M2: 882,328 km (0.084 R)
• M3: 1,371,663 km (0.116 R)
• M4: 2,531,346 km (0.115 R)
• M5: 3,027,113 km (0.091 R)
• M6: 4,245,438 km (0.063 R)
• M7: 4,775,762 km (0.113 R)
• M8: 6,246,609 km (0.073 R)
• M9: 6,749,557 km (0.114 R)
• M10: 8,640,175 km (0.095 R)
• M11: 10,262,414 km (0.105 R)
• M12: 10,761,173 km (0.068 R)
• M13: 12,978,513 km (0.079 R)
• M14: 13,562,693 km (0.112 R)
• M15: 14,909,821 km (0.12 R)
• M16: 18,962,129 km (0.041 R)
• M17: 21,201,010 km (0.108 R)
• M18: 26,383,679 km (0.074 R)
• M19: 28,381,110 km (0.093 R)
• M20: 29,068,811 km (0.11 R)
• M21: 29,767,583 km (0.095 R)
• M22: 37,267,971 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.8

Radius: 6.6

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 16.32 AU - 17.76 AU

Year: 27082 Days

Day: 20.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,861,041 km

• M1: 82,129 km (0.05 R)
• M2: 310,116 km (0.086 R)
• M3: 1,504,057 km (0.103 R)
• M4: 1,946,567 km (0.027 R)
• M5: 2,198,490 km (0.099 R)
• M6: 2,979,242 km (0.116 R)
• M7: 3,614,584 km (0.045 R)
• M8: 3,866,806 km (0.062 R)
• M9: 5,594,362 km (0.058 R)
• M10: 6,981,583 km (0.109 R)
• M11: 10,671,115 km (0.116 R)
• M12: 11,391,429 km (0.075 R)
• M13: 11,729,371 km (0.118 R)
• M14: 12,354,391 km (0.093 R)
• M15: 15,900,458 km (0.103 R)
• M16: 16,665,801 km (0.113 R)
• M17: 17,277,806 km (0.115 R)
• M18: 18,177,936 km (0.045 R)
• M19: 19,779,232 km (0.114 R)
• M20: 20,763,885 km (0.078 R)
• M21: 25,717,370 km (0.083 R)
• M22: 29,719,861 km (0.109 R)
• M23: 30,231,635 km (0.074 R)
• M24: 39,238,325 km (0.105 R)
• M25: 40,320,217 km (0.09 R)
• M26: 40,789,804 km (0.071 R)
• M27: 49,701,200 km (0.102 R)
• M28: 52,999,833 km (0.117 R)
• M29: 54,321,231 km (0.089 R)
• M30: 65,045,902 km (0.078 R)
• M31: 69,433,907 km (0.116 R)
• M32: 70,108,743 km (0.115 R)
• M33: 70,334,636 km (0.105 R)
• M34: 74,955,116 km (0.115 R)
• M35: 76,618,943 km (0.09 R)
• M36: 77,098,703 km (0.066 R)
• M37: 78,064,507 km (0.117 R)
• M38: 86,861,012 km (0.11 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: 253 - 14,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit