🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.63 AU - 0.73 AU

Year: 252 Days

Day: 21.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.7 AU - 0.78 AU

Year: 286 Days

Day: 42.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.56 AU - 1.66 AU

Year: 918 Days

Day: 35.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.54 AU - 2.24 AU

Year: 1168 Days

Day: 40.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805

Radius: 8.5

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.41 AU - 3.37 AU

Year: 2209 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,379,874 km

• M1: 105,915 km (0.113 R)
• M2: 372,648 km (0.089 R)
• M3: 754,272 km (0.057 R)
• M4: 1,044,193 km (0.084 R)
• M5: 2,075,222 km (0.086 R)
• M6: 2,645,339 km (0.063 R)
• M7: 2,967,423 km (0.114 R)
• M8: 3,420,256 km (0.112 R)
• M9: 4,968,594 km (0.073 R)
• M10: 5,389,114 km (0.063 R)
• M11: 6,195,596 km (0.068 R)
• M12: 6,766,910 km (0.097 R)
• M13: 7,402,851 km (0.117 R)
• M14: 8,141,266 km (0.115 R)
• M15: 9,692,596 km (0.089 R)
• M16: 11,037,032 km (0.066 R)
• M17: 11,551,948 km (0.025 R)
• M18: 12,124,159 km (0.1 R)
• M19: 12,758,006 km (0.119 R)
• M20: 17,615,149 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.8

Radius: 11.9

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.45 AU - 4.61 AU

Year: 3637 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,379,874 km

• M1: 147,952 km (0.1 R)
• M2: 525,238 km (0.052 R)
• M3: 1,039,406 km (0.068 R)
• M4: 1,728,155 km (0.102 R)
• M5: 2,407,179 km (0.077 R)
• M6: 2,784,615 km (0.078 R)
• M7: 3,238,794 km (0.107 R)
• M8: 3,701,650 km (0.11 R)
• M9: 4,275,208 km (0.082 R)
• M10: 6,271,292 km (0.115 R)
• M11: 7,376,671 km (0.096 R)
• M12: 7,772,657 km (0.076 R)
• M13: 9,046,782 km (0.108 R)
• M14: 9,617,049 km (0.079 R)
• M15: 11,342,361 km (0.118 R)
• M16: 12,096,334 km (0.081 R)
• M17: 12,883,369 km (0.082 R)
• M18: 13,459,171 km (0.101 R)
• M19: 15,664,991 km (0.066 R)
• M20: 16,100,620 km (0.103 R)
• M21: 17,110,256 km (0.111 R)
• M22: 17,806,335 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.9

Radius: 14.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.94 AU - 4.7 AU

Year: 4037 Days

Day: 12.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,379,874 km

• M1: 180,415 km (0.087 R)
• M2: 653,743 km (0.044 R)
• M3: 1,180,626 km (0.038 R)
• M4: 2,740,483 km (0.112 R)
• M5: 4,169,891 km (0.11 R)
• M6: 6,770,949 km (0.119 R)
• M7: 9,455,633 km (0.086 R)
• M8: 10,045,048 km (0.077 R)
• M9: 11,135,916 km (0.04 R)
• M10: 12,434,276 km (0.063 R)
• M11: 13,507,042 km (0.117 R)
• M12: 15,785,567 km (0.051 R)
• M13: 17,422,318 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.5

Radius: 9.6

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.35 AU - 7.93 AU

Year: 9494 Days

Day: 14.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,379,874 km

• M1: 119,529 km (0.078 R)
• M2: 507,286 km (0.102 R)
• M3: 975,079 km (0.114 R)
• M4: 1,404,874 km (0.027 R)
• M5: 1,871,619 km (0.108 R)
• M6: 2,527,007 km (0.118 R)
• M7: 2,997,193 km (0.091 R)
• M8: 3,371,188 km (0.088 R)
• M9: 3,729,774 km (0.114 R)
• M10: 4,849,365 km (0.105 R)
• M11: 5,456,882 km (0.086 R)
• M12: 6,445,424 km (0.114 R)
• M13: 7,071,791 km (0.059 R)
• M14: 7,548,858 km (0.103 R)
• M15: 11,167,631 km (0.082 R)
• M16: 11,613,432 km (0.09 R)
• M17: 11,917,266 km (0.077 R)
• M18: 14,955,000 km (0.084 R)
• M19: 15,803,818 km (0.089 R)
• M20: 21,812,716 km (0.103 R)
• M21: 24,030,654 km (0.118 R)
• M22: 27,903,444 km (0.088 R)
• M23: 30,994,734 km (0.108 R)
• M24: 31,777,280 km (0.074 R)
• M25: 33,688,244 km (0.083 R)
• M26: 34,933,945 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.5

Radius: 7.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.67 AU - 11.35 AU

Year: 16425 Days

Day: 19.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,379,874 km

• M1: 114,891 km (0.087 R)
• M2: 376,239 km (0.118 R)
• M3: 755,020 km (0.089 R)
• M4: 1,012,927 km (0.086 R)
• M5: 2,583,854 km (0.1 R)
• M6: 4,574,104 km (0.09 R)
• M7: 5,377,595 km (0.078 R)
• M8: 6,271,741 km (0.077 R)
• M9: 8,086,214 km (0.085 R)
• M10: 11,301,072 km (0.09 R)
• M11: 12,188,487 km (0.081 R)
• M12: 14,389,969 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.5

Radius: 8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.88 AU - 18.2 AU

Year: 27542 Days

Day: 23.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,379,874 km

• M1: 99,483 km (0.116 R)
• M2: 351,106 km (0.067 R)
• M3: 673,789 km (0.067 R)
• M4: 1,380,639 km (0.078 R)
• M5: 1,678,787 km (0.097 R)
• M6: 2,226,615 km (0.108 R)
• M7: 4,074,298 km (0.084 R)
• M8: 8,237,756 km (0.092 R)
• M9: 8,526,630 km (0.08 R)
• M10: 9,175,885 km (0.054 R)
• M11: 10,019,617 km (0.09 R)
• M12: 10,293,680 km (0.103 R)
• M13: 11,800,130 km (0.11 R)
• M14: 13,917,090 km (0.109 R)
• M15: 14,396,551 km (0.101 R)
• M16: 23,166,277 km (0.103 R)
• M17: 23,453,356 km (0.119 R)
• M18: 32,852,141 km (0.118 R)
• M19: 36,340,764 km (0.102 R)
• M20: 40,206,373 km (0.108 R)
• M21: 43,751,543 km (0.101 R)
• M22: 45,975,764 km (0.067 R)
• M23: 51,945,766 km (0.035 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: 405 - 18,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit