🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.07 AU - 1.57 AU

Year: 574 Days

Day: 18.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.3 AU - 1.54 AU

Year: 641 Days

Day: 16.8 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.54 AU - 1.7 AU

Year: 781 Days

Day: 28.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 101.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,866,627 km

• M1: 621,579 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.54 AU - 1.88 AU

Year: 847 Days

Day: 31.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.2 AU - 2.88 AU

Year: 1533 Days

Day: 21.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 108,866,627 km

• M1: 1,567,486 km (0.091 R)
• M2: 1,581,698 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.26 AU - 3.12 AU

Year: 1671 Days

Day: 19.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,866,627 km

• M1: 728,242 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.59 AU - 3.29 AU

Year: 1909 Days

Day: 16.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.3

Radius: 3.4

Gravity: 48.81 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 12.24 AU - 18.98 AU

Year: 23359 Days

Day: 18.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 108,866,627 km

• M1: 136,433 km (0.104 R)
• M2: 391,049 km (0.059 R)
• M3: 637,586 km (0.076 R)
• M4: 1,530,386 km (0.091 R)
• M5: 2,241,724 km (0.108 R)
• M6: 3,700,453 km (0.037 R)
• M7: 7,343,460 km (0.098 R)
• M8: 7,991,668 km (0.107 R)
• M9: 8,409,046 km (0.091 R)
• M10: 9,925,220 km (0.115 R)
• M11: 12,422,906 km (0.04 R)
• M12: 13,124,820 km (0.083 R)
• M13: 16,865,066 km (0.115 R)
• M14: 18,703,623 km (0.111 R)
• M15: 22,260,014 km (0.104 R)
• M16: 28,459,798 km (0.075 R)
• M17: 34,204,207 km (0.116 R)
• M18: 46,403,315 km (0.103 R)
• M19: 55,404,768 km (0.116 R)
• M20: 59,622,381 km (0.07 R)
• M21: 62,212,369 km (0.075 R)
• M22: 68,258,516 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.4

Radius: 3.8

Gravity: 67.89 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 17.17 AU - 18.57 AU

Year: 28611 Days

Day: 17.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 108,866,627 km

• M1: 57,146 km (0.103 R)
• M2: 379,081 km (0.109 R)
• M3: 758,910 km (0.074 R)
• M4: 1,040,752 km (0.118 R)
• M5: 1,477,578 km (0.073 R)
• M6: 1,747,602 km (0.051 R)
• M7: 1,959,882 km (0.073 R)
• M8: 2,237,087 km (0.076 R)
• M9: 2,410,620 km (0.078 R)
• M10: 2,646,686 km (0.084 R)
• M11: 3,014,846 km (0.094 R)
• M12: 3,289,059 km (0.119 R)
• M13: 4,554,806 km (0.116 R)
• M14: 4,753,024 km (0.105 R)
• M15: 5,040,251 km (0.116 R)
• M16: 6,502,271 km (0.108 R)
• M17: 6,652,468 km (0.037 R)
• M18: 9,766,347 km (0.107 R)
• M19: 9,897,395 km (0.1 R)
• M20: 11,783,375 km (0.035 R)
• M21: 13,649,609 km (0.103 R)
• M22: 14,397,449 km (0.117 R)
• M23: 16,898,426 km (0.063 R)
• M24: 17,469,591 km (0.066 R)
• M25: 18,953,601 km (0.115 R)
• M26: 24,144,797 km (0.117 R)
• M27: 29,247,431 km (0.095 R)
• M28: 34,263,597 km (0.12 R)
• M29: 39,990,652 km (0.093 R)
• M30: 41,344,513 km (0.076 R)
• M31: 43,965,019 km (0.076 R)
• M32: 47,628,072 km (0.103 R)
• M33: 50,309,764 km (0.068 R)
• M34: 54,931,141 km (0.105 R)
• M35: 57,238,090 km (0.104 R)
• M36: 67,823,935 km (0.11 R)
• M37: 68,540,658 km (0.062 R)
• M38: 71,952,537 km (0.12 R)
• M39: 74,711,421 km (0.115 R)
• M40: 89,568,284 km (0.107 R)
• M41: 89,855,213 km (0.059 R)
• M42: 91,009,061 km (0.073 R)
• M43: 93,051,970 km (0.115 R)
• M44: 99,363,803 km (0.087 R)
• M45: 106,275,823 km (0.104 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: 156 - 17,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit