🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.01 AU - 1.05 AU

Year: 386 Days

Day: 13.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 44,356,477 km

• M1: 281,094 km (0.116 R)
• M2: 300,841 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.11 AU - 1.43 AU

Year: 528 Days

Day: 14.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.48 AU - 1.6 AU

Year: 705 Days

Day: 29 Hours

Environment

Temp: -40 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,356,477 km

• M1: 103,372 km (0.079 R)
• M2: 137,630 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 14.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.76 AU - 5.88 AU

Year: 3904 Days

Day: 14.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,356,477 km

• M1: 181,911 km (0.083 R)
• M2: 709,244 km (0.087 R)
• M3: 1,169,407 km (0.075 R)
• M4: 1,633,310 km (0.077 R)
• M5: 2,806,007 km (0.101 R)
• M6: 3,918,267 km (0.066 R)
• M7: 5,148,411 km (0.103 R)
• M8: 6,077,413 km (0.111 R)
• M9: 7,487,074 km (0.116 R)
• M10: 9,647,267 km (0.08 R)
• M11: 10,721,829 km (0.092 R)
• M12: 11,520,682 km (0.082 R)
• M13: 12,730,180 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847

Radius: 11.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.21 AU - 9.87 AU

Year: 8411 Days

Day: 9.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,356,477 km

• M1: 147,055 km (0.087 R)
• M2: 534,663 km (0.069 R)
• M3: 1,036,264 km (0.074 R)
• M4: 2,072,529 km (0.096 R)
• M5: 2,499,182 km (0.084 R)
• M6: 3,159,956 km (0.081 R)
• M7: 4,479,559 km (0.041 R)
• M8: 5,200,321 km (0.093 R)
• M9: 5,622,187 km (0.106 R)
• M10: 7,027,210 km (0.117 R)
• M11: 11,627,495 km (0.063 R)
• M12: 12,638,178 km (0.116 R)
• M13: 13,224,601 km (0.104 R)
• M14: 15,289,202 km (0.066 R)
• M15: 16,158,814 km (0.086 R)
• M16: 16,710,082 km (0.1 R)
• M17: 17,996,474 km (0.081 R)
• M18: 19,812,892 km (0.078 R)
• M19: 22,083,189 km (0.093 R)
• M20: 23,107,186 km (0.11 R)
• M21: 24,884,110 km (0.114 R)
• M22: 25,805,782 km (0.092 R)
• M23: 26,369,766 km (0.104 R)
• M24: 28,309,003 km (0.058 R)
• M25: 34,355,450 km (0.066 R)
• M26: 36,078,967 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.4

Radius: 10.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.3 AU - 12 AU

Year: 13737 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,356,477 km

• M1: 133,890 km (0.113 R)
• M2: 595,549 km (0.087 R)
• M3: 1,108,520 km (0.12 R)
• M4: 1,827,787 km (0.093 R)
• M5: 3,070,197 km (0.114 R)
• M6: 3,706,138 km (0.112 R)
• M7: 5,082,737 km (0.077 R)
• M8: 5,973,742 km (0.086 R)
• M9: 6,438,393 km (0.11 R)
• M10: 9,133,848 km (0.092 R)
• M11: 12,107,554 km (0.098 R)
• M12: 13,508,089 km (0.095 R)
• M13: 14,819,763 km (0.074 R)
• M14: 19,806,010 km (0.097 R)
• M15: 20,679,662 km (0.113 R)
• M16: 24,163,347 km (0.115 R)
• M17: 26,660,136 km (0.066 R)
• M18: 27,431,762 km (0.072 R)
• M19: 32,160,700 km (0.072 R)
• M20: 34,603,483 km (0.107 R)
• M21: 35,753,592 km (0.099 R)
• M22: 37,887,905 km (0.095 R)
• M23: 41,631,741 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.4

Radius: 4.7

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.01 AU - 16.61 AU

Year: 18935 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,356,477 km

• M1: 61,784 km (0.105 R)
• M2: 268,528 km (0.052 R)
• M3: 462,856 km (0.046 R)
• M4: 678,576 km (0.089 R)
• M5: 1,073,215 km (0.098 R)
• M6: 1,768,995 km (0.113 R)
• M7: 2,194,900 km (0.057 R)
• M8: 2,432,013 km (0.119 R)
• M9: 2,914,915 km (0.083 R)
• M10: 3,704,791 km (0.026 R)
• M11: 4,176,324 km (0.082 R)
• M12: 5,302,048 km (0.106 R)
• M13: 6,144,433 km (0.093 R)
• M14: 6,616,115 km (0.111 R)
• M15: 6,766,012 km (0.103 R)
• M16: 7,672,426 km (0.061 R)
• M17: 9,531,479 km (0.094 R)
• M18: 9,916,693 km (0.061 R)
• M19: 10,718,388 km (0.091 R)
• M20: 11,725,481 km (0.098 R)
• M21: 15,646,740 km (0.053 R)
• M22: 19,581,015 km (0.069 R)
• M23: 21,161,068 km (0.063 R)
• M24: 21,405,211 km (0.114 R)
• M25: 25,387,507 km (0.106 R)
• M26: 26,314,116 km (0.073 R)
• M27: 28,038,381 km (0.082 R)
• M28: 29,228,881 km (0.095 R)
• M29: 30,868,025 km (0.051 R)
• M30: 33,440,210 km (0.034 R)
• M31: 34,778,214 km (0.088 R)
• M32: 41,369,646 km (0.106 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 10,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit