🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.62 AU - 0.84 AU

Year: 220 Days

Day: 45.5 Hours

Environment

Temp: 142 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,787,371 km

• M1: 19,298 km (0.101 R)
• M2: 59,540 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.05 AU - 1.09 AU

Year: 391 Days

Day: 12.4 Hours

Environment

Temp: 37 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,787,371 km

• M1: 27,526 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.83 AU - 5.31 AU

Year: 4031 Days

Day: 31.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 11.7

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.51 AU - 6.95 AU

Year: 4843 Days

Day: 7.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,787,371 km

• M1: 145,708 km (0.069 R)
• M2: 530,324 km (0.046 R)
• M3: 1,105,379 km (0.068 R)
• M4: 1,775,428 km (0.094 R)
• M5: 2,166,327 km (0.063 R)
• M6: 3,447,034 km (0.083 R)
• M7: 3,993,814 km (0.109 R)
• M8: 4,447,545 km (0.071 R)
• M9: 5,096,949 km (0.082 R)
• M10: 5,989,151 km (0.048 R)
• M11: 7,607,949 km (0.094 R)
• M12: 10,313,427 km (0.114 R)
• M13: 10,850,034 km (0.117 R)
• M14: 12,125,805 km (0.103 R)
• M15: 14,470,452 km (0.113 R)
• M16: 15,896,270 km (0.085 R)
• M17: 19,225,421 km (0.084 R)
• M18: 20,594,241 km (0.112 R)
• M19: 21,808,078 km (0.119 R)
• M20: 25,411,592 km (0.092 R)
• M21: 27,566,699 km (0.097 R)
• M22: 28,427,036 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303

Radius: 8.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.68 AU - 10.46 AU

Year: 8859 Days

Day: 10.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,787,371 km

• M1: 112,647 km (0.114 R)
• M2: 401,670 km (0.118 R)
• M3: 1,118,244 km (0.112 R)
• M4: 1,475,185 km (0.084 R)
• M5: 1,878,949 km (0.088 R)
• M6: 2,759,333 km (0.086 R)
• M7: 3,376,574 km (0.112 R)
• M8: 4,205,645 km (0.111 R)
• M9: 4,829,618 km (0.082 R)
• M10: 6,659,798 km (0.11 R)
• M11: 7,433,967 km (0.03 R)
• M12: 8,266,928 km (0.117 R)
• M13: 9,805,991 km (0.097 R)
• M14: 10,759,976 km (0.04 R)
• M15: 13,936,986 km (0.085 R)
• M16: 15,082,457 km (0.09 R)
• M17: 15,859,917 km (0.084 R)
• M18: 16,980,256 km (0.043 R)
• M19: 17,494,723 km (0.111 R)
• M20: 17,821,594 km (0.074 R)
• M21: 19,169,770 km (0.099 R)
• M22: 22,758,025 km (0.066 R)
• M23: 26,085,530 km (0.081 R)
• M24: 27,030,540 km (0.071 R)
• M25: 32,591,093 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.4

Radius: 3.2

Gravity: 53.65 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 10.3 AU - 16.28 AU

Year: 17107 Days

Day: 16.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,787,371 km

• M1: 40,990 km (0.094 R)
• M2: 147,055 km (0.094 R)
• M3: 834,756 km (0.084 R)
• M4: 999,164 km (0.105 R)
• M5: 2,245,464 km (0.094 R)
• M6: 3,238,495 km (0.029 R)
• M7: 3,451,073 km (0.043 R)
• M8: 3,758,347 km (0.101 R)
• M9: 4,589,962 km (0.026 R)
• M10: 4,892,449 km (0.065 R)
• M11: 5,101,437 km (0.116 R)
• M12: 5,280,057 km (0.065 R)
• M13: 5,499,966 km (0.072 R)
• M14: 5,764,006 km (0.113 R)
• M15: 7,347,649 km (0.113 R)
• M16: 8,336,641 km (0.072 R)
• M17: 8,735,618 km (0.088 R)
• M18: 8,837,195 km (0.028 R)
• M19: 8,939,670 km (0.098 R)
• M20: 9,304,688 km (0.1 R)
• M21: 10,176,246 km (0.071 R)
• M22: 10,631,621 km (0.045 R)
• M23: 11,954,216 km (0.083 R)
• M24: 13,859,794 km (0.072 R)
• M25: 16,964,399 km (0.057 R)
• M26: 21,876,145 km (0.119 R)
• M27: 22,825,344 km (0.11 R)
• M28: 27,221,128 km (0.077 R)
• M29: 29,903,866 km (0.107 R)
• M30: 30,600,992 km (0.056 R)
• M31: 32,027,707 km (0.034 R)
• M32: 44,018,425 km (0.084 R)
• M33: 44,167,874 km (0.082 R)
• M34: 44,920,052 km (0.111 R)
• M35: 47,384,378 km (0.099 R)
• M36: 48,014,185 km (0.1 R)
• M37: 58,503,239 km (0.099 R)
• M38: 63,131,349 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.4

Radius: 4.6

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.12 AU - 16.62 AU

Year: 23387 Days

Day: 16.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,787,371 km

• M1: 57,296 km (0.113 R)
• M2: 275,709 km (0.068 R)
• M3: 495,767 km (0.105 R)
• M4: 915,689 km (0.107 R)
• M5: 1,405,622 km (0.094 R)
• M6: 2,185,924 km (0.091 R)
• M7: 3,379,865 km (0.094 R)
• M8: 4,139,074 km (0.078 R)
• M9: 5,219,769 km (0.102 R)
• M10: 12,423,355 km (0.117 R)
• M11: 13,065,429 km (0.108 R)
• M12: 13,216,673 km (0.106 R)
• M13: 20,205,137 km (0.071 R)
• M14: 20,747,878 km (0.116 R)
• M15: 26,156,589 km (0.103 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 10,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit