🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.51 AU - 0.61 AU

Year: 180 Days

Day: 30.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.53 AU - 0.61 AU

Year: 185 Days

Day: 18.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.94 AU - 0.98 AU

Year: 405 Days

Day: 29.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.97 AU - 2.57 AU

Year: 1472 Days

Day: 30.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,304,550 km

• M1: 35,455 km (0.075 R)
• M2: 257,308 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.98 AU - 3.06 AU

Year: 1722 Days

Day: 35.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,304,550 km

• M1: 338,690 km (0.079 R)
• M2: 1,704,219 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.2

Radius: 9.1

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.49 AU - 8.73 AU

Year: 8161 Days

Day: 13.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,304,550 km

• M1: 113,395 km (0.088 R)
• M2: 522,695 km (0.059 R)
• M3: 1,083,986 km (0.11 R)
• M4: 1,542,653 km (0.103 R)
• M5: 2,937,354 km (0.098 R)
• M6: 3,295,491 km (0.065 R)
• M7: 4,237,210 km (0.107 R)
• M8: 4,666,406 km (0.065 R)
• M9: 5,747,401 km (0.084 R)
• M10: 6,238,082 km (0.1 R)
• M11: 6,909,776 km (0.097 R)
• M12: 10,542,312 km (0.107 R)
• M13: 12,445,645 km (0.117 R)
• M14: 15,215,749 km (0.09 R)
• M15: 15,613,829 km (0.116 R)
• M16: 16,709,185 km (0.076 R)
• M17: 17,563,688 km (0.074 R)
• M18: 20,382,261 km (0.089 R)
• M19: 22,193,891 km (0.115 R)
• M20: 23,577,223 km (0.07 R)
• M21: 24,380,115 km (0.098 R)
• M22: 27,480,530 km (0.071 R)
• M23: 27,873,225 km (0.101 R)
• M24: 31,152,111 km (0.12 R)
• M25: 34,337,947 km (0.116 R)
• M26: 35,023,105 km (0.102 R)
• M27: 35,834,076 km (0.117 R)
• M28: 36,185,331 km (0.097 R)
• M29: 41,735,412 km (0.06 R)
• M30: 45,323,966 km (0.098 R)
• M31: 46,286,778 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519

Radius: 5.1

Gravity: 19.95 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.38 AU - 11.9 AU

Year: 14940 Days

Day: 18.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,304,550 km

• M1: 64,477 km (0.1 R)
• M2: 275,858 km (0.034 R)
• M3: 646,263 km (0.12 R)
• M4: 842,236 km (0.11 R)
• M5: 1,042,996 km (0.098 R)
• M6: 1,262,756 km (0.085 R)
• M7: 1,513,033 km (0.102 R)
• M8: 2,169,768 km (0.038 R)
• M9: 2,860,162 km (0.106 R)
• M10: 3,023,672 km (0.107 R)
• M11: 4,598,788 km (0.102 R)
• M12: 5,688,459 km (0.084 R)
• M13: 6,061,706 km (0.11 R)
• M14: 6,774,390 km (0.033 R)
• M15: 7,409,882 km (0.119 R)
• M16: 7,585,809 km (0.1 R)
• M17: 7,764,578 km (0.116 R)
• M18: 8,995,769 km (0.113 R)
• M19: 11,193,212 km (0.034 R)
• M20: 11,542,074 km (0.091 R)
• M21: 11,719,348 km (0.093 R)
• M22: 12,446,393 km (0.064 R)
• M23: 13,658,286 km (0.12 R)
• M24: 15,370,134 km (0.114 R)
• M25: 17,219,762 km (0.084 R)
• M26: 17,684,862 km (0.086 R)
• M27: 24,515,501 km (0.094 R)
• M28: 24,808,413 km (0.071 R)
• M29: 34,602,586 km (0.042 R)
• M30: 37,885,960 km (0.072 R)
• M31: 44,192,857 km (0.116 R)
• M32: 45,503,633 km (0.061 R)
• M33: 51,323,888 km (0.102 R)

Asteroid Belt

Center: 13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157

Radius: 4.7

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.38 AU - 16.32 AU

Year: 25887 Days

Day: 18.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,304,550 km

• M1: 58,792 km (0.033 R)
• M2: 311,164 km (0.109 R)
• M3: 901,178 km (0.116 R)
• M4: 2,467,916 km (0.057 R)
• M5: 3,186,584 km (0.117 R)
• M6: 3,620,717 km (0.081 R)
• M7: 3,783,031 km (0.078 R)
• M8: 5,228,146 km (0.106 R)
• M9: 6,718,590 km (0.12 R)
• M10: 7,692,771 km (0.088 R)
• M11: 12,971,931 km (0.064 R)
• M12: 14,271,038 km (0.032 R)
• M13: 14,677,047 km (0.072 R)
• M14: 17,971,641 km (0.081 R)
• M15: 20,252,261 km (0.049 R)
• M16: 20,678,914 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 14,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit