🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.47 AU - 0.69 AU

Year: 162 Days

Day: 44 Hours

Environment

Temp: 237 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,972,233 km

• M1: 68,516 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.62 AU - 0.76 AU

Year: 210 Days

Day: 13.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,972,233 km

• M1: 344,973 km (0.056 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.22 AU - 1.96 AU

Year: 736 Days

Day: 18.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.68 AU - 2.6 AU

Year: 1149 Days

Day: 19.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315

Radius: 12.7

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.62 AU - 5.48 AU

Year: 4166 Days

Day: 6.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,972,233 km

• M1: 157,975 km (0.078 R)
• M2: 860,936 km (0.098 R)
• M3: 1,478,476 km (0.12 R)
• M4: 2,717,894 km (0.067 R)
• M5: 3,189,576 km (0.064 R)
• M6: 3,910,788 km (0.114 R)
• M7: 4,342,527 km (0.114 R)
• M8: 5,038,606 km (0.065 R)
• M9: 5,526,445 km (0.047 R)
• M10: 8,389,449 km (0.093 R)
• M11: 9,326,380 km (0.035 R)
• M12: 9,988,949 km (0.118 R)
• M13: 11,162,694 km (0.062 R)
• M14: 16,052,749 km (0.058 R)
• M15: 19,139,103 km (0.118 R)
• M16: 19,550,946 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.6

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8 AU - 10.16 AU

Year: 10044 Days

Day: 9.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,972,233 km

• M1: 178,171 km (0.06 R)
• M2: 718,967 km (0.069 R)
• M3: 1,506,002 km (0.104 R)
• M4: 2,139,250 km (0.09 R)
• M5: 2,846,099 km (0.06 R)
• M6: 3,705,240 km (0.052 R)
• M7: 4,506,486 km (0.101 R)
• M8: 6,074,122 km (0.115 R)
• M9: 6,926,980 km (0.114 R)
• M10: 7,578,479 km (0.086 R)
• M11: 10,405,729 km (0.064 R)
• M12: 11,056,180 km (0.033 R)
• M13: 13,696,433 km (0.094 R)
• M14: 16,264,131 km (0.079 R)
• M15: 17,348,267 km (0.101 R)
• M16: 18,624,785 km (0.095 R)
• M17: 19,963,237 km (0.089 R)
• M18: 21,444,556 km (0.101 R)
• M19: 22,748,002 km (0.061 R)
• M20: 23,503,920 km (0.065 R)
• M21: 24,189,976 km (0.118 R)
• M22: 28,687,187 km (0.081 R)
• M23: 36,377,565 km (0.047 R)
• M24: 37,180,307 km (0.095 R)
• M25: 40,265,613 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136

Radius: 13.4

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 11.46 AU - 12.3 AU

Year: 15031 Days

Day: 5.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,972,233 km

• M1: 166,652 km (0.086 R)
• M2: 616,942 km (0.07 R)
• M3: 1,539,811 km (0.111 R)
• M4: 2,031,838 km (0.077 R)
• M5: 2,684,085 km (0.081 R)
• M6: 4,081,180 km (0.095 R)
• M7: 4,983,404 km (0.064 R)
• M8: 6,046,896 km (0.091 R)
• M9: 9,299,901 km (0.045 R)
• M10: 12,802,885 km (0.084 R)
• M11: 16,712,476 km (0.049 R)
• M12: 18,450,354 km (0.102 R)
• M13: 20,976,464 km (0.095 R)
• M14: 22,756,978 km (0.083 R)
• M15: 24,552,601 km (0.092 R)
• M16: 27,601,106 km (0.106 R)
• M17: 28,609,097 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.5

Radius: 3.8

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 13.68 AU - 13.76 AU

Year: 18655 Days

Day: 15.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,972,233 km

• M1: 65,075 km (0.078 R)
• M2: 1,078,900 km (0.029 R)
• M3: 1,600,248 km (0.089 R)
• M4: 3,748,773 km (0.096 R)
• M5: 14,189,208 km (0.045 R)
• M6: 14,949,315 km (0.088 R)
• M7: 19,344,052 km (0.11 R)
• M8: 19,466,722 km (0.101 R)
• M9: 22,166,814 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.8

Radius: 4.4

Gravity: 25.71 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 13.82 AU - 14.74 AU

Year: 19809 Days

Day: 18.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,972,233 km

• M1: 55,501 km (0.118 R)
• M2: 214,523 km (0.062 R)
• M3: 870,360 km (0.108 R)
• M4: 1,041,351 km (0.108 R)
• M5: 1,925,474 km (0.042 R)
• M6: 2,966,675 km (0.092 R)
• M7: 4,499,904 km (0.096 R)
• M8: 6,039,715 km (0.053 R)
• M9: 10,513,439 km (0.068 R)
• M10: 12,698,914 km (0.086 R)
• M11: 14,074,616 km (0.053 R)
• M12: 14,361,246 km (0.115 R)
• M13: 17,858,844 km (0.085 R)
• M14: 20,027,864 km (0.107 R)
• M15: 21,694,085 km (0.102 R)
• M16: 22,560,855 km (0.111 R)
• M17: 23,651,274 km (0.092 R)
• M18: 30,940,729 km (0.112 R)
• M19: 44,164,583 km (0.053 R)
• M20: 52,425,527 km (0.101 R)
• M21: 56,465,866 km (0.103 R)
• M22: 66,154,871 km (0.113 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 16,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit