🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.95 AU - 1.01 AU

Year: 347 Days

Day: 44.2 Hours

Environment

Temp: 106 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.74 AU - 3.86 AU

Year: 2147 Days

Day: 34.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.83 AU - 4.35 AU

Year: 2963 Days

Day: 32.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,502,655 km

• M1: 41,738 km (0.074 R)

Asteroid Belt

Center: 5.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.1

Radius: 12.7

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.59 AU - 9.09 AU

Year: 7862 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,502,655 km

• M1: 157,975 km (0.069 R)
• M2: 554,859 km (0.107 R)
• M3: 990,039 km (0.096 R)
• M4: 1,425,369 km (0.093 R)
• M5: 1,829,133 km (0.105 R)
• M6: 2,610,184 km (0.113 R)
• M7: 3,311,947 km (0.057 R)
• M8: 3,936,369 km (0.105 R)
• M9: 4,638,432 km (0.046 R)
• M10: 6,673,112 km (0.098 R)
• M11: 7,179,501 km (0.109 R)
• M12: 7,789,860 km (0.063 R)
• M13: 8,310,910 km (0.045 R)
• M14: 11,074,132 km (0.051 R)
• M15: 11,994,608 km (0.108 R)
• M16: 12,636,233 km (0.119 R)
• M17: 13,527,238 km (0.116 R)
• M18: 14,519,371 km (0.085 R)
• M19: 19,049,793 km (0.112 R)
• M20: 26,003,850 km (0.055 R)
• M21: 27,444,328 km (0.105 R)
• M22: 31,780,721 km (0.095 R)
• M23: 36,442,939 km (0.117 R)
• M24: 37,224,438 km (0.084 R)
• M25: 37,675,925 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.6

Radius: 8

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.91 AU - 10.31 AU

Year: 10670 Days

Day: 9 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,502,655 km

• M1: 103,522 km (0.111 R)
• M2: 380,577 km (0.097 R)
• M3: 974,481 km (0.068 R)
• M4: 1,820,456 km (0.115 R)
• M5: 2,089,882 km (0.106 R)
• M6: 2,464,475 km (0.1 R)
• M7: 4,313,206 km (0.082 R)
• M8: 5,084,084 km (0.112 R)
• M9: 6,163,731 km (0.1 R)
• M10: 6,817,175 km (0.1 R)
• M11: 7,948,584 km (0.107 R)
• M12: 9,297,956 km (0.097 R)
• M13: 10,685,926 km (0.065 R)
• M14: 12,031,110 km (0.113 R)
• M15: 14,255,181 km (0.115 R)
• M16: 16,235,707 km (0.095 R)
• M17: 25,513,618 km (0.118 R)
• M18: 28,106,298 km (0.104 R)
• M19: 35,586,940 km (0.079 R)
• M20: 39,071,074 km (0.11 R)
• M21: 50,570,363 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.1

Radius: 4.6

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 13.75 AU - 15.47 AU

Year: 20001 Days

Day: 18.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,502,655 km

• M1: 64,477 km (0.074 R)
• M2: 256,112 km (0.11 R)
• M3: 561,740 km (0.098 R)
• M4: 868,116 km (0.032 R)
• M5: 1,059,452 km (0.049 R)
• M6: 1,265,897 km (0.045 R)
• M7: 3,702,697 km (0.108 R)
• M8: 4,665,808 km (0.113 R)
• M9: 5,463,613 km (0.036 R)
• M10: 8,445,398 km (0.039 R)
• M11: 11,074,730 km (0.096 R)
• M12: 12,914,036 km (0.081 R)
• M13: 14,070,577 km (0.073 R)
• M14: 28,472,963 km (0.117 R)
• M15: 37,559,089 km (0.073 R)
• M16: 52,272,937 km (0.044 R)
• M17: 54,365,661 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.4

Radius: 6.4

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.31 AU - 20.09 AU

Year: 24443 Days

Day: 22.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,502,655 km

• M1: 79,885 km (0.101 R)
• M2: 634,594 km (0.072 R)
• M3: 1,238,222 km (0.095 R)
• M4: 1,448,855 km (0.049 R)
• M5: 1,716,785 km (0.101 R)
• M6: 1,980,377 km (0.097 R)
• M7: 2,589,390 km (0.115 R)
• M8: 3,755,954 km (0.059 R)
• M9: 3,989,925 km (0.102 R)
• M10: 4,296,152 km (0.085 R)
• M11: 6,391,270 km (0.098 R)
• M12: 6,897,060 km (0.098 R)
• M13: 7,115,623 km (0.102 R)
• M14: 8,525,283 km (0.074 R)
• M15: 10,337,063 km (0.049 R)
• M16: 14,204,767 km (0.11 R)
• M17: 14,487,656 km (0.092 R)
• M18: 15,285,312 km (0.118 R)
• M19: 16,574,995 km (0.104 R)
• M20: 16,809,864 km (0.097 R)
• M21: 18,685,223 km (0.062 R)
• M22: 19,282,717 km (0.084 R)
• M23: 19,892,777 km (0.105 R)
• M24: 24,326,259 km (0.078 R)
• M25: 31,963,380 km (0.072 R)
• M26: 32,571,944 km (0.1 R)
• M27: 34,826,384 km (0.114 R)
• M28: 35,470,553 km (0.098 R)
• M29: 43,534,626 km (0.032 R)
• M30: 45,342,965 km (0.082 R)
• M31: 46,731,532 km (0.073 R)
• M32: 48,947,675 km (0.059 R)
• M33: 56,544,255 km (0.047 R)
• M34: 62,022,679 km (0.071 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 18,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit