🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.93 AU - 1.33 AU

Year: 460 Days

Day: 36.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 41,843,044 km

• M1: 130,300 km (0.079 R)
• M2: 726,148 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.45 AU - 2.03 AU

Year: 879 Days

Day: 24.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.3 AU - 2.46 AU

Year: 1406 Days

Day: 21.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.78 AU - 3.24 AU

Year: 1999 Days

Day: 34.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.4

Radius: 12.4

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.01 AU - 4.15 AU

Year: 3155 Days

Day: 9.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,843,044 km

• M1: 154,834 km (0.074 R)
• M2: 1,688,810 km (0.112 R)
• M3: 2,090,181 km (0.106 R)
• M4: 2,649,079 km (0.111 R)
• M5: 3,891,041 km (0.059 R)
• M6: 4,563,333 km (0.108 R)
• M7: 5,601,393 km (0.118 R)
• M8: 6,687,922 km (0.056 R)
• M9: 7,654,474 km (0.068 R)
• M10: 9,180,223 km (0.049 R)
• M11: 10,652,116 km (0.037 R)
• M12: 12,353,343 km (0.115 R)
• M13: 14,101,394 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.6

Radius: 12.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.46 AU - 6.18 AU

Year: 4698 Days

Day: 5.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,843,044 km

• M1: 157,227 km (0.085 R)
• M2: 861,833 km (0.076 R)
• M3: 1,430,305 km (0.114 R)
• M4: 1,975,440 km (0.108 R)
• M5: 2,435,902 km (0.111 R)
• M6: 2,855,823 km (0.082 R)
• M7: 3,642,858 km (0.101 R)
• M8: 4,647,108 km (0.104 R)
• M9: 5,618,298 km (0.035 R)
• M10: 6,136,654 km (0.09 R)
• M11: 7,305,014 km (0.113 R)
• M12: 8,420,116 km (0.102 R)
• M13: 9,018,657 km (0.098 R)
• M14: 10,079,456 km (0.099 R)
• M15: 10,800,817 km (0.046 R)
• M16: 11,364,202 km (0.037 R)
• M17: 15,108,487 km (0.103 R)
• M18: 16,114,234 km (0.069 R)
• M19: 17,038,150 km (0.072 R)
• M20: 18,656,201 km (0.111 R)
• M21: 21,018,052 km (0.04 R)
• M22: 21,971,738 km (0.094 R)
• M23: 22,800,959 km (0.091 R)
• M24: 24,044,417 km (0.103 R)
• M25: 24,522,083 km (0.078 R)
• M26: 27,092,174 km (0.056 R)
• M27: 30,853,813 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 13.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.03 AU - 6.29 AU

Year: 5156 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,843,044 km

• M1: 162,912 km (0.075 R)
• M2: 707,748 km (0.119 R)
• M3: 1,180,178 km (0.087 R)
• M4: 1,937,442 km (0.049 R)
• M5: 2,830,242 km (0.08 R)
• M6: 4,196,519 km (0.036 R)
• M7: 4,836,350 km (0.11 R)
• M8: 5,365,477 km (0.062 R)
• M9: 6,183,927 km (0.098 R)
• M10: 7,259,985 km (0.084 R)
• M11: 7,768,468 km (0.082 R)
• M12: 8,184,500 km (0.105 R)
• M13: 11,193,062 km (0.03 R)
• M14: 11,823,617 km (0.102 R)
• M15: 12,735,716 km (0.109 R)
• M16: 13,639,885 km (0.063 R)
• M17: 15,280,226 km (0.059 R)
• M18: 17,048,772 km (0.108 R)
• M19: 18,612,518 km (0.109 R)
• M20: 20,555,495 km (0.067 R)
• M21: 21,873,901 km (0.083 R)
• M22: 24,597,779 km (0.118 R)
• M23: 25,831,513 km (0.088 R)
• M24: 29,141,665 km (0.053 R)
• M25: 31,087,335 km (0.08 R)
• M26: 32,140,504 km (0.081 R)
• M27: 32,626,996 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.2

Radius: 10.1

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.54 AU - 7.88 AU

Year: 8197 Days

Day: 10.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,843,044 km

• M1: 125,812 km (0.071 R)
• M2: 1,679,984 km (0.096 R)
• M3: 3,283,075 km (0.094 R)
• M4: 8,650,048 km (0.119 R)
• M5: 13,889,863 km (0.066 R)
• M6: 14,373,513 km (0.058 R)
• M7: 17,866,324 km (0.096 R)
• M8: 18,294,324 km (0.099 R)
• M9: 18,949,263 km (0.062 R)
• M10: 19,846,701 km (0.089 R)
• M11: 25,028,771 km (0.088 R)
• M12: 30,133,948 km (0.112 R)
• M13: 31,666,428 km (0.102 R)
• M14: 32,716,456 km (0.102 R)
• M15: 37,614,290 km (0.12 R)
• M16: 37,964,948 km (0.082 R)
• M17: 40,726,824 km (0.098 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 12,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit