🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.46 AU - 0.66 AU

Year: 176 Days

Day: 37.4 Hours

Environment

Temp: 84 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.53 AU - 2.51 AU

Year: 1203 Days

Day: 45 Hours

Environment

Temp: -116 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,048,731 km

• M1: 660,325 km (0.082 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 13.8

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.84 AU - 3.48 AU

Year: 2353 Days

Day: 8.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,048,731 km

• M1: 171,888 km (0.073 R)
• M2: 665,112 km (0.06 R)
• M3: 1,141,432 km (0.043 R)
• M4: 1,854,415 km (0.05 R)
• M5: 2,348,687 km (0.096 R)
• M6: 3,372,834 km (0.057 R)
• M7: 4,609,559 km (0.101 R)
• M8: 5,708,505 km (0.101 R)
• M9: 7,550,504 km (0.081 R)
• M10: 8,489,380 km (0.113 R)
• M11: 9,761,560 km (0.083 R)
• M12: 11,116,767 km (0.116 R)
• M13: 12,288,418 km (0.036 R)
• M14: 12,859,732 km (0.094 R)
• M15: 14,486,609 km (0.07 R)
• M16: 17,043,386 km (0.087 R)
• M17: 19,295,133 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.4

Radius: 13

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.61 AU - 3.97 AU

Year: 3091 Days

Day: 6.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,048,731 km

• M1: 170,542 km (0.106 R)
• M2: 1,354,758 km (0.109 R)
• M3: 2,308,744 km (0.092 R)
• M4: 4,772,471 km (0.102 R)
• M5: 5,492,785 km (0.1 R)
• M6: 6,975,898 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.8

Radius: 10.9

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.96 AU - 4.08 AU

Year: 3377 Days

Day: 10.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,048,731 km

• M1: 135,984 km (0.089 R)
• M2: 543,190 km (0.097 R)
• M3: 2,572,635 km (0.098 R)
• M4: 4,104,068 km (0.088 R)
• M5: 5,227,847 km (0.096 R)
• M6: 5,661,382 km (0.112 R)
• M7: 6,066,642 km (0.087 R)
• M8: 6,491,500 km (0.034 R)
• M9: 10,044,749 km (0.104 R)
• M10: 10,908,677 km (0.087 R)
• M11: 11,418,506 km (0.114 R)
• M12: 15,837,927 km (0.096 R)
• M13: 18,233,736 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.9

Radius: 14.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.64 AU - 6.94 AU

Year: 5837 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,048,731 km

• M1: 184,454 km (0.1 R)
• M2: 652,247 km (0.066 R)
• M3: 1,257,520 km (0.106 R)
• M4: 3,164,444 km (0.046 R)
• M5: 3,719,003 km (0.08 R)
• M6: 6,928,177 km (0.12 R)
• M7: 8,372,993 km (0.111 R)
• M8: 9,789,236 km (0.09 R)
• M9: 10,881,450 km (0.115 R)
• M10: 13,634,948 km (0.054 R)
• M11: 14,248,300 km (0.071 R)
• M12: 14,996,738 km (0.108 R)
• M13: 16,509,771 km (0.097 R)
• M14: 18,390,066 km (0.052 R)
• M15: 20,122,260 km (0.088 R)
• M16: 20,771,814 km (0.118 R)
• M17: 21,584,729 km (0.098 R)
• M18: 23,195,299 km (0.108 R)
• M19: 24,393,878 km (0.036 R)
• M20: 27,614,869 km (0.103 R)
• M21: 30,728,599 km (0.104 R)
• M22: 31,205,368 km (0.063 R)
• M23: 32,665,742 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.7

Radius: 7.7

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.64 AU - 13.84 AU

Year: 17941 Days

Day: 19.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,048,731 km

• M1: 151,842 km (0.06 R)
• M2: 589,266 km (0.078 R)
• M3: 1,005,896 km (0.048 R)
• M4: 1,465,311 km (0.102 R)
• M5: 1,850,675 km (0.084 R)
• M6: 2,453,555 km (0.111 R)
• M7: 2,800,921 km (0.096 R)
• M8: 11,052,291 km (0.118 R)
• M9: 12,596,889 km (0.085 R)
• M10: 14,500,821 km (0.11 R)
• M11: 21,255,613 km (0.07 R)
• M12: 23,630,330 km (0.072 R)
• M13: 28,086,701 km (0.081 R)
• M14: 34,109,960 km (0.1 R)
• M15: 34,769,238 km (0.113 R)
• M16: 39,623,390 km (0.111 R)
• M17: 44,596,472 km (0.038 R)
• M18: 47,640,639 km (0.113 R)
• M19: 53,428,580 km (0.046 R)
• M20: 53,782,978 km (0.064 R)
• M21: 63,160,221 km (0.041 R)
• M22: 66,376,426 km (0.055 R)
• M23: 68,024,845 km (0.093 R)
• M24: 69,911,723 km (0.083 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 15,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit