🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.45 AU - 0.71 AU

Year: 193 Days

Day: 23.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.6 AU - 0.74 AU

Year: 239 Days

Day: 22.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 129.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.71 AU - 0.81 AU

Year: 289 Days

Day: 43.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,332,123 km

• M1: 33,660 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.7 AU - 0.92 AU

Year: 318 Days

Day: 12.9 Hours

Environment

Temp: -35 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.09 AU - 1.11 AU

Year: 504 Days

Day: 36.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,332,123 km

• M1: 337,343 km (0.093 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.97 AU - 2.49 AU

Year: 1454 Days

Day: 25.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,332,123 km

• M1: 81,531 km (0.047 R)
• M2: 104,719 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.6

Radius: 12.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.1 AU - 5.02 AU

Year: 4251 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,332,123 km

• M1: 157,527 km (0.114 R)
• M2: 586,573 km (0.095 R)
• M3: 1,778,719 km (0.096 R)
• M4: 2,456,547 km (0.114 R)
• M5: 2,865,398 km (0.068 R)
• M6: 3,281,878 km (0.051 R)
• M7: 3,844,067 km (0.108 R)
• M8: 6,546,702 km (0.083 R)
• M9: 7,677,662 km (0.026 R)
• M10: 8,307,918 km (0.081 R)
• M11: 9,048,577 km (0.087 R)
• M12: 10,158,743 km (0.031 R)
• M13: 11,808,209 km (0.049 R)
• M14: 12,601,377 km (0.099 R)
• M15: 13,133,197 km (0.095 R)
• M16: 17,523,595 km (0.033 R)
• M17: 18,741,920 km (0.094 R)
• M18: 19,950,821 km (0.039 R)
• M19: 20,941,458 km (0.045 R)
• M20: 22,664,975 km (0.112 R)
• M21: 24,258,342 km (0.089 R)
• M22: 26,080,444 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 10.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.34 AU - 8.08 AU

Year: 7588 Days

Day: 10.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,332,123 km

• M1: 135,835 km (0.102 R)
• M2: 658,380 km (0.106 R)
• M3: 1,149,510 km (0.12 R)
• M4: 1,668,764 km (0.116 R)
• M5: 2,138,352 km (0.07 R)
• M6: 3,429,980 km (0.079 R)
• M7: 3,867,703 km (0.115 R)
• M8: 4,269,074 km (0.095 R)
• M9: 7,870,344 km (0.111 R)
• M10: 8,246,882 km (0.114 R)
• M11: 8,596,193 km (0.117 R)
• M12: 10,314,324 km (0.078 R)
• M13: 11,136,813 km (0.109 R)
• M14: 11,660,556 km (0.103 R)
• M15: 15,040,570 km (0.081 R)
• M16: 17,266,885 km (0.057 R)
• M17: 19,091,680 km (0.114 R)
• M18: 22,139,138 km (0.117 R)
• M19: 23,274,437 km (0.075 R)
• M20: 25,660,822 km (0.118 R)
• M21: 26,240,215 km (0.11 R)
• M22: 28,557,486 km (0.026 R)
• M23: 29,720,459 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.9

Radius: 14.7

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.43 AU - 10.51 AU

Year: 11728 Days

Day: 9.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,332,123 km

• M1: 189,391 km (0.095 R)
• M2: 657,782 km (0.091 R)
• M3: 1,496,577 km (0.092 R)
• M4: 2,363,198 km (0.03 R)
• M5: 3,166,089 km (0.095 R)
• M6: 3,955,816 km (0.095 R)
• M7: 4,721,458 km (0.048 R)
• M8: 5,188,503 km (0.085 R)
• M9: 5,720,922 km (0.106 R)
• M10: 6,588,141 km (0.077 R)
• M11: 8,051,806 km (0.097 R)
• M12: 9,429,453 km (0.095 R)
• M13: 10,959,091 km (0.081 R)
• M14: 11,559,727 km (0.065 R)
• M15: 12,472,423 km (0.067 R)
• M16: 13,742,808 km (0.106 R)
• M17: 15,636,867 km (0.116 R)
• M18: 16,119,171 km (0.083 R)
• M19: 17,625,621 km (0.076 R)
• M20: 18,527,696 km (0.089 R)
• M21: 21,588,319 km (0.084 R)
• M22: 22,100,692 km (0.066 R)
• M23: 22,884,435 km (0.102 R)
• M24: 39,844,046 km (0.084 R)
• M25: 40,875,225 km (0.109 R)
• M26: 42,856,798 km (0.119 R)
• M27: 45,877,628 km (0.044 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 15,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit