🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.63 AU - 0.87 AU

Year: 242 Days

Day: 46.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,806,037 km

• M1: 58,792 km (0.087 R)
• M2: 66,421 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.16 AU - 1.42 AU

Year: 546 Days

Day: 37.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.47 AU - 3.17 AU

Year: 1765 Days

Day: 22.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,806,037 km

• M1: 42,336 km (0.099 R)
• M2: 233,522 km (0.099 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.2

Radius: 14.2

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.08 AU - 7.5 AU

Year: 5881 Days

Day: 7.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,806,037 km

• M1: 241,002 km (0.061 R)
• M2: 703,858 km (0.074 R)
• M3: 1,300,155 km (0.066 R)
• M4: 2,811,243 km (0.093 R)
• M5: 4,033,757 km (0.094 R)
• M6: 5,132,254 km (0.116 R)
• M7: 6,421,788 km (0.113 R)
• M8: 10,538,871 km (0.078 R)
• M9: 11,055,432 km (0.095 R)
• M10: 12,139,568 km (0.097 R)
• M11: 13,293,416 km (0.118 R)
• M12: 13,846,181 km (0.08 R)
• M13: 14,783,710 km (0.086 R)
• M14: 17,313,261 km (0.046 R)
• M15: 25,142,765 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.9

Radius: 9.1

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.97 AU - 8.49 AU

Year: 7247 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,806,037 km

• M1: 113,545 km (0.086 R)
• M2: 446,998 km (0.118 R)
• M3: 1,026,092 km (0.088 R)
• M4: 4,262,343 km (0.05 R)
• M5: 5,064,935 km (0.066 R)
• M6: 7,264,921 km (0.066 R)
• M7: 10,924,385 km (0.096 R)
• M8: 11,326,803 km (0.089 R)
• M9: 15,963,738 km (0.088 R)
• M10: 18,273,230 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.1

Radius: 14

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 6.84 AU - 8.16 AU

Year: 7657 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,806,037 km

• M1: 174,132 km (0.025 R)
• M2: 649,404 km (0.105 R)
• M3: 1,539,661 km (0.068 R)
• M4: 3,150,681 km (0.111 R)
• M5: 4,440,813 km (0.057 R)
• M6: 5,193,739 km (0.092 R)
• M7: 6,555,977 km (0.054 R)
• M8: 7,112,481 km (0.094 R)
• M9: 8,570,612 km (0.069 R)
• M10: 9,048,577 km (0.101 R)
• M11: 9,937,936 km (0.084 R)
• M12: 10,548,894 km (0.039 R)
• M13: 11,936,265 km (0.113 R)
• M14: 13,247,191 km (0.074 R)
• M15: 14,652,214 km (0.112 R)
• M16: 21,611,806 km (0.102 R)
• M17: 22,569,532 km (0.063 R)
• M18: 24,131,483 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.8

Radius: 11.2

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.91 AU - 9.25 AU

Year: 7780 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,806,037 km

• M1: 139,425 km (0.09 R)
• M2: 693,685 km (0.054 R)
• M3: 1,453,493 km (0.113 R)
• M4: 2,084,198 km (0.12 R)
• M5: 3,353,984 km (0.055 R)
• M6: 4,076,093 km (0.112 R)
• M7: 4,488,684 km (0.081 R)
• M8: 5,302,347 km (0.064 R)
• M9: 7,300,526 km (0.114 R)
• M10: 8,165,650 km (0.118 R)
• M11: 10,298,168 km (0.114 R)
• M12: 10,652,416 km (0.111 R)
• M13: 11,655,619 km (0.055 R)
• M14: 12,720,606 km (0.118 R)
• M15: 13,128,859 km (0.087 R)
• M16: 13,788,286 km (0.064 R)
• M17: 15,632,678 km (0.054 R)
• M18: 16,169,136 km (0.108 R)
• M19: 17,636,243 km (0.1 R)
• M20: 18,365,083 km (0.077 R)
• M21: 19,650,279 km (0.117 R)
• M22: 21,319,492 km (0.113 R)
• M23: 24,847,608 km (0.06 R)
• M24: 25,211,430 km (0.09 R)
• M25: 25,856,646 km (0.084 R)
• M26: 28,847,257 km (0.096 R)
• M27: 31,315,472 km (0.112 R)
• M28: 32,168,629 km (0.113 R)
• M29: 33,146,699 km (0.071 R)
• M30: 36,084,203 km (0.072 R)
• M31: 42,861,436 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.3

Radius: 6.4

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 14.55 AU - 15.67 AU

Year: 21895 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,806,037 km

• M1: 79,586 km (0.079 R)
• M2: 399,576 km (0.071 R)
• M3: 631,004 km (0.09 R)
• M4: 923,617 km (0.052 R)
• M5: 1,182,870 km (0.067 R)
• M6: 1,435,691 km (0.104 R)
• M7: 1,899,295 km (0.1 R)
• M8: 2,438,445 km (0.102 R)
• M9: 2,917,308 km (0.12 R)
• M10: 3,334,237 km (0.1 R)
• M11: 4,201,007 km (0.106 R)
• M12: 5,242,358 km (0.095 R)
• M13: 5,787,792 km (0.111 R)
• M14: 9,533,124 km (0.079 R)
• M15: 11,145,939 km (0.119 R)
• M16: 12,395,530 km (0.062 R)
• M17: 14,835,471 km (0.107 R)
• M18: 17,578,049 km (0.12 R)
• M19: 23,950,769 km (0.113 R)
• M20: 26,604,336 km (0.114 R)
• M21: 31,598,212 km (0.079 R)
• M22: 32,375,074 km (0.111 R)
• M23: 35,135,154 km (0.117 R)
• M24: 38,298,102 km (0.098 R)
• M25: 42,044,182 km (0.069 R)
• M26: 44,349,934 km (0.031 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: 207 - 19,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit