🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.76 AU - 0.82 AU

Year: 260 Days

Day: 33.3 Hours

Environment

Temp: 142 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.96 AU - 1.34 AU

Year: 457 Days

Day: 14.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,768,797 km

• M1: 19,149 km (0.068 R)
• M2: 27,376 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.57 AU - 1.91 AU

Year: 851 Days

Day: 20.5 Hours

Environment

Temp: -53 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.7 AU - 4.44 AU

Year: 3045 Days

Day: 33.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.3

Radius: 11.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.06 AU - 6.7 AU

Year: 5288 Days

Day: 10.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,768,797 km

• M1: 154,235 km (0.098 R)
• M2: 708,944 km (0.074 R)
• M3: 1,506,750 km (0.104 R)
• M4: 1,961,527 km (0.082 R)
• M5: 2,522,519 km (0.097 R)
• M6: 3,277,241 km (0.077 R)
• M7: 3,649,889 km (0.066 R)
• M8: 5,308,929 km (0.09 R)
• M9: 5,825,939 km (0.058 R)
• M10: 6,519,176 km (0.056 R)
• M11: 8,580,635 km (0.079 R)
• M12: 10,677,997 km (0.116 R)
• M13: 11,674,019 km (0.117 R)
• M14: 13,004,842 km (0.074 R)
• M15: 13,517,364 km (0.057 R)
• M16: 20,141,558 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.4

Radius: 12.5

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.04 AU - 10.66 AU

Year: 10603 Days

Day: 8.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 166.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,768,797 km

• M1: 159,920 km (0.105 R)
• M2: 730,486 km (0.095 R)
• M3: 1,269,936 km (0.111 R)
• M4: 1,698,534 km (0.109 R)
• M5: 2,242,622 km (0.1 R)
• M6: 3,141,106 km (0.113 R)
• M7: 4,463,552 km (0.106 R)
• M8: 4,998,962 km (0.115 R)
• M9: 6,127,978 km (0.059 R)
• M10: 8,704,502 km (0.051 R)
• M11: 12,327,762 km (0.064 R)
• M12: 12,908,202 km (0.049 R)
• M13: 19,601,510 km (0.108 R)
• M14: 20,153,376 km (0.037 R)
• M15: 21,787,284 km (0.038 R)
• M16: 24,311,000 km (0.083 R)
• M17: 28,302,870 km (0.105 R)
• M18: 39,027,541 km (0.087 R)
• M19: 40,788,458 km (0.088 R)
• M20: 41,559,186 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.7

Radius: 9.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.42 AU - 11.14 AU

Year: 12223 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,768,797 km

• M1: 132,993 km (0.117 R)
• M2: 622,926 km (0.094 R)
• M3: 993,928 km (0.078 R)
• M4: 1,564,495 km (0.113 R)
• M5: 2,445,776 km (0.03 R)
• M6: 2,955,904 km (0.112 R)
• M7: 3,535,596 km (0.109 R)
• M8: 3,913,929 km (0.085 R)
• M9: 4,641,274 km (0.061 R)
• M10: 5,579,851 km (0.075 R)
• M11: 6,570,338 km (0.11 R)
• M12: 8,684,007 km (0.053 R)
• M13: 10,291,436 km (0.087 R)
• M14: 10,722,427 km (0.046 R)
• M15: 12,193,872 km (0.114 R)
• M16: 12,731,228 km (0.06 R)
• M17: 14,319,957 km (0.1 R)
• M18: 14,676,897 km (0.07 R)
• M19: 15,470,664 km (0.104 R)
• M20: 18,651,115 km (0.076 R)
• M21: 21,537,157 km (0.109 R)
• M22: 25,136,033 km (0.045 R)
• M23: 30,761,511 km (0.099 R)
• M24: 34,766,844 km (0.074 R)
• M25: 36,727,474 km (0.05 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.4

Radius: 10.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.58 AU - 13.32 AU

Year: 15320 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,768,797 km

• M1: 136,284 km (0.102 R)
• M2: 639,381 km (0.112 R)
• M3: 1,729,202 km (0.082 R)
• M4: 2,202,829 km (0.08 R)
• M5: 2,700,242 km (0.069 R)
• M6: 5,787,493 km (0.078 R)
• M7: 7,092,884 km (0.114 R)
• M8: 8,095,190 km (0.113 R)
• M9: 8,449,587 km (0.119 R)
• M10: 9,673,597 km (0.088 R)
• M11: 13,677,285 km (0.118 R)
• M12: 17,837,751 km (0.094 R)
• M13: 20,407,543 km (0.095 R)
• M14: 21,484,349 km (0.105 R)
• M15: 24,296,190 km (0.078 R)
• M16: 33,390,843 km (0.106 R)
• M17: 42,361,330 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 13,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit