🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.48 AU - 0.6 AU

Year: 180 Days

Day: 37.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 162.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.84 AU - 0.88 AU

Year: 361 Days

Day: 45.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.69 AU - 1.09 AU

Year: 380 Days

Day: 22.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.69 AU - 1.09 AU

Year: 380 Days

Day: 34.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.76 AU - 1.14 AU

Year: 419 Days

Day: 33.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.08 AU - 1.5 AU

Year: 664 Days

Day: 32.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.9

Radius: 8.5

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.69 AU - 4.57 AU

Year: 3802 Days

Day: 7.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,669,590 km

• M1: 106,663 km (0.064 R)
• M2: 409,001 km (0.1 R)
• M3: 805,136 km (0.075 R)
• M4: 1,528,890 km (0.038 R)
• M5: 1,837,211 km (0.063 R)
• M6: 2,700,242 km (0.101 R)
• M7: 3,832,548 km (0.092 R)
• M8: 4,480,755 km (0.069 R)
• M9: 4,805,682 km (0.085 R)
• M10: 5,173,094 km (0.077 R)
• M11: 5,846,734 km (0.072 R)
• M12: 6,296,574 km (0.093 R)
• M13: 7,750,516 km (0.079 R)
• M14: 8,939,819 km (0.118 R)
• M15: 10,461,828 km (0.078 R)
• M16: 12,245,334 km (0.094 R)
• M17: 12,536,601 km (0.073 R)
• M18: 14,707,565 km (0.067 R)
• M19: 15,427,280 km (0.105 R)
• M20: 16,639,472 km (0.091 R)
• M21: 19,712,661 km (0.087 R)
• M22: 19,979,095 km (0.042 R)
• M23: 22,777,622 km (0.11 R)
• M24: 27,449,564 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.4

Radius: 14.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.78 AU - 9.42 AU

Year: 10444 Days

Day: 12 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,669,590 km

• M1: 182,958 km (0.116 R)
• M2: 654,939 km (0.117 R)
• M3: 1,725,611 km (0.028 R)
• M4: 2,267,754 km (0.098 R)
• M5: 3,298,184 km (0.065 R)
• M6: 3,831,201 km (0.104 R)
• M7: 5,454,638 km (0.104 R)
• M8: 6,494,642 km (0.098 R)
• M9: 7,023,470 km (0.088 R)
• M10: 7,499,640 km (0.106 R)
• M11: 8,695,675 km (0.112 R)
• M12: 9,673,298 km (0.114 R)
• M13: 14,776,829 km (0.074 R)
• M14: 16,932,385 km (0.106 R)
• M15: 20,628,350 km (0.09 R)
• M16: 22,536,171 km (0.113 R)
• M17: 24,109,492 km (0.107 R)
• M18: 31,673,609 km (0.117 R)
• M19: 32,869,345 km (0.094 R)
• M20: 33,757,657 km (0.046 R)
• M21: 34,321,043 km (0.108 R)
• M22: 41,322,373 km (0.097 R)

Asteroid Belt

Center: 10.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.7

Radius: 5.9

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 10.39 AU - 13.91 AU

Year: 19187 Days

Day: 20.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,669,590 km

• M1: 73,602 km (0.069 R)
• M2: 574,755 km (0.117 R)
• M3: 926,609 km (0.049 R)
• M4: 1,925,923 km (0.07 R)
• M5: 2,214,946 km (0.104 R)
• M6: 2,784,316 km (0.07 R)
• M7: 4,833,208 km (0.074 R)
• M8: 6,471,454 km (0.11 R)
• M9: 8,248,976 km (0.091 R)
• M10: 8,447,941 km (0.11 R)
• M11: 8,803,835 km (0.073 R)
• M12: 12,084,815 km (0.079 R)
• M13: 14,386,378 km (0.042 R)
• M14: 14,820,811 km (0.097 R)
• M15: 15,639,859 km (0.081 R)
• M16: 16,884,663 km (0.073 R)
• M17: 21,950,795 km (0.037 R)
• M18: 29,655,085 km (0.099 R)
• M19: 30,595,308 km (0.115 R)
• M20: 32,783,326 km (0.053 R)
• M21: 36,658,210 km (0.052 R)
• M22: 36,926,888 km (0.112 R)
• M23: 39,263,906 km (0.057 R)
• M24: 40,971,715 km (0.067 R)
• M25: 42,432,239 km (0.099 R)
• M26: 47,498,072 km (0.034 R)
• M27: 57,532,648 km (0.031 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 16,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit