🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.73 AU - 0.85 AU

Year: 259 Days

Day: 27.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.07 AU - 1.33 AU

Year: 485 Days

Day: 41.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,392,875 km

• M1: 36,203 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.21 AU - 2.57 AU

Year: 1363 Days

Day: 25.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,392,875 km

• M1: 29,770 km (0.051 R)
• M2: 67,020 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.39 AU - 3.98 AU

Year: 2092 Days

Day: 32.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.96 AU - 4.68 AU

Year: 2755 Days

Day: 36.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.01 AU - 5 AU

Year: 3522 Days

Day: 12.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.8

Radius: 7.8

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 11.41 AU - 18.65 AU

Year: 21499 Days

Day: 21.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,392,875 km

• M1: 97,239 km (0.061 R)
• M2: 774,019 km (0.115 R)
• M3: 1,021,753 km (0.118 R)
• M4: 2,919,851 km (0.082 R)
• M5: 3,829,855 km (0.068 R)
• M6: 4,108,257 km (0.04 R)
• M7: 4,881,528 km (0.09 R)
• M8: 5,669,161 km (0.078 R)
• M9: 7,686,638 km (0.036 R)
• M10: 7,931,380 km (0.046 R)
• M11: 10,614,717 km (0.118 R)
• M12: 14,508,151 km (0.119 R)
• M13: 15,808,157 km (0.114 R)
• M14: 16,853,397 km (0.071 R)
• M15: 19,987,772 km (0.028 R)
• M16: 20,545,472 km (0.091 R)
• M17: 24,007,317 km (0.119 R)
• M18: 28,069,946 km (0.116 R)
• M19: 28,534,747 km (0.103 R)
• M20: 36,827,705 km (0.117 R)
• M21: 38,946,310 km (0.067 R)
• M22: 41,144,800 km (0.12 R)
• M23: 42,502,849 km (0.088 R)
• M24: 47,409,510 km (0.095 R)
• M25: 48,234,692 km (0.109 R)
• M26: 49,913,778 km (0.109 R)
• M27: 53,210,766 km (0.103 R)
• M28: 59,658,883 km (0.073 R)
• M29: 61,984,232 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.7

Radius: 7.5

Gravity: 17.72 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.29 AU - 17.87 AU

Year: 21606 Days

Day: 15.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 24,392,875 km

• M1: 94,995 km (0.057 R)
• M2: 381,325 km (0.089 R)
• M3: 639,980 km (0.067 R)
• M4: 1,007,093 km (0.092 R)
• M5: 1,410,558 km (0.045 R)
• M6: 2,282,116 km (0.059 R)
• M7: 3,120,911 km (0.114 R)
• M8: 4,014,758 km (0.11 R)
• M9: 5,188,054 km (0.108 R)
• M10: 5,555,766 km (0.09 R)
• M11: 6,528,002 km (0.096 R)
• M12: 9,152,398 km (0.099 R)
• M13: 12,624,714 km (0.086 R)
• M14: 13,979,771 km (0.085 R)
• M15: 17,064,779 km (0.046 R)
• M16: 17,423,215 km (0.115 R)
• M17: 17,786,888 km (0.091 R)
• M18: 20,981,999 km (0.087 R)
• M19: 22,126,871 km (0.025 R)
• M20: 27,003,014 km (0.111 R)
• M21: 29,754,418 km (0.096 R)
• M22: 37,741,748 km (0.044 R)
• M23: 41,493,513 km (0.084 R)
• M24: 45,830,504 km (0.091 R)
• M25: 46,349,609 km (0.118 R)
• M26: 47,930,410 km (0.09 R)
• M27: 53,842,069 km (0.03 R)
• M28: 56,773,290 km (0.032 R)
• M29: 61,262,123 km (0.082 R)
• M30: 62,102,863 km (0.057 R)
• M31: 67,532,967 km (0.114 R)
• M32: 74,218,496 km (0.04 R)
• M33: 79,824,377 km (0.1 R)
• M34: 80,827,281 km (0.114 R)
• M35: 81,838,562 km (0.114 R)
• M36: 87,021,680 km (0.081 R)
• M37: 90,777,334 km (0.064 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.3

Radius: 7.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 13.64 AU - 17.08 AU

Year: 22211 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,392,875 km

• M1: 90,357 km (0.098 R)
• M2: 355,445 km (0.089 R)
• M3: 871,108 km (0.059 R)
• M4: 3,874,136 km (0.079 R)
• M5: 4,566,774 km (0.086 R)
• M6: 5,715,237 km (0.109 R)
• M7: 7,765,027 km (0.093 R)
• M8: 11,358,667 km (0.117 R)
• M9: 11,622,707 km (0.097 R)
• M10: 23,671,021 km (0.032 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 13,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit