🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.62 AU - 0.66 AU

Year: 194 Days

Day: 25 Hours

Environment

Temp: 124 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,533,361 km

• M1: 325,675 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.84 AU - 1 AU

Year: 334 Days

Day: 22.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,533,361 km

• M1: 315,352 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.91 AU - 1.49 AU

Year: 498 Days

Day: 35 Hours

Environment

Temp: -2 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.41 AU - 3.97 AU

Year: 2158 Days

Day: 33.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,533,361 km

• M1: 233,971 km (0.072 R)

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.2

Radius: 10.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.74 AU - 4.76 AU

Year: 3921 Days

Day: 10 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,533,361 km

• M1: 132,245 km (0.051 R)
• M2: 575,503 km (0.068 R)
• M3: 954,434 km (0.07 R)
• M4: 1,472,791 km (0.119 R)
• M5: 1,840,054 km (0.098 R)
• M6: 2,325,200 km (0.082 R)
• M7: 2,731,956 km (0.077 R)
• M8: 3,239,691 km (0.079 R)
• M9: 4,334,299 km (0.107 R)
• M10: 4,835,452 km (0.096 R)
• M11: 5,324,338 km (0.077 R)
• M12: 5,685,916 km (0.079 R)
• M13: 6,287,449 km (0.045 R)
• M14: 6,810,742 km (0.119 R)
• M15: 7,268,961 km (0.114 R)
• M16: 7,650,136 km (0.092 R)
• M17: 8,383,764 km (0.028 R)
• M18: 9,684,667 km (0.102 R)
• M19: 10,225,314 km (0.032 R)
• M20: 10,623,842 km (0.102 R)
• M21: 11,925,344 km (0.053 R)
• M22: 12,366,957 km (0.108 R)
• M23: 13,902,579 km (0.11 R)
• M24: 15,718,697 km (0.114 R)
• M25: 16,303,924 km (0.04 R)
• M26: 18,204,714 km (0.068 R)
• M27: 19,571,590 km (0.03 R)
• M28: 21,069,663 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.3

Radius: 14.9

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.8 AU - 7.5 AU

Year: 5776 Days

Day: 11.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,533,361 km

• M1: 185,651 km (0.058 R)
• M2: 988,244 km (0.083 R)
• M3: 1,501,963 km (0.077 R)
• M4: 2,119,503 km (0.065 R)
• M5: 2,641,300 km (0.071 R)
• M6: 3,622,213 km (0.102 R)
• M7: 5,324,039 km (0.057 R)
• M8: 6,747,911 km (0.093 R)
• M9: 8,131,392 km (0.06 R)
• M10: 10,338,709 km (0.099 R)
• M11: 11,057,975 km (0.07 R)
• M12: 11,555,837 km (0.112 R)
• M13: 13,870,266 km (0.034 R)
• M14: 14,450,107 km (0.099 R)
• M15: 15,970,769 km (0.111 R)
• M16: 16,998,507 km (0.075 R)
• M17: 26,513,829 km (0.083 R)
• M18: 27,227,710 km (0.049 R)
• M19: 27,954,457 km (0.03 R)
• M20: 28,507,969 km (0.047 R)
• M21: 29,732,427 km (0.036 R)
• M22: 33,824,228 km (0.091 R)
• M23: 35,303,452 km (0.114 R)
• M24: 37,157,119 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.6

Radius: 3.9

Gravity: 19.57 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.55 AU - 14.99 AU

Year: 16279 Days

Day: 18.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,533,361 km

• M1: 48,619 km (0.117 R)
• M2: 221,255 km (0.117 R)
• M3: 351,106 km (0.112 R)
• M4: 500,106 km (0.12 R)
• M5: 1,069,625 km (0.067 R)
• M6: 1,486,554 km (0.072 R)
• M7: 1,677,740 km (0.083 R)
• M8: 2,038,570 km (0.107 R)
• M9: 2,218,836 km (0.075 R)
• M10: 2,695,155 km (0.077 R)
• M11: 3,236,550 km (0.114 R)
• M12: 4,066,818 km (0.103 R)
• M13: 5,461,369 km (0.025 R)
• M14: 7,520,435 km (0.084 R)
• M15: 8,444,201 km (0.062 R)
• M16: 9,245,597 km (0.107 R)
• M17: 10,461,379 km (0.085 R)
• M18: 12,598,085 km (0.046 R)
• M19: 13,328,871 km (0.093 R)
• M20: 13,768,090 km (0.109 R)
• M21: 14,412,109 km (0.091 R)
• M22: 14,543,157 km (0.106 R)
• M23: 15,899,112 km (0.112 R)
• M24: 16,321,726 km (0.109 R)
• M25: 18,625,683 km (0.11 R)
• M26: 20,968,685 km (0.117 R)
• M27: 21,306,626 km (0.108 R)
• M28: 22,606,033 km (0.034 R)
• M29: 34,484,404 km (0.117 R)
• M30: 34,837,006 km (0.053 R)
• M31: 35,310,782 km (0.09 R)
• M32: 37,126,003 km (0.054 R)
• M33: 39,129,717 km (0.113 R)
• M34: 40,810,000 km (0.12 R)
• M35: 41,072,694 km (0.114 R)
• M36: 44,730,212 km (0.09 R)
• M37: 46,997,069 km (0.039 R)
• M38: 50,086,713 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.7

Radius: 4.8

Gravity: 38.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.19 AU - 14.83 AU

Year: 17773 Days

Day: 16.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,533,361 km

• M1: 59,690 km (0.086 R)
• M2: 283,338 km (0.074 R)
• M3: 728,242 km (0.083 R)
• M4: 1,756,429 km (0.079 R)
• M5: 3,778,393 km (0.117 R)
• M6: 4,880,930 km (0.05 R)
• M7: 6,139,945 km (0.077 R)
• M8: 7,215,853 km (0.12 R)
• M9: 9,676,439 km (0.115 R)
• M10: 12,439,213 km (0.079 R)
• M11: 12,922,264 km (0.104 R)
• M12: 14,826,795 km (0.095 R)
• M13: 18,551,333 km (0.101 R)
• M14: 21,353,450 km (0.1 R)
• M15: 26,402,678 km (0.09 R)
• M16: 29,081,676 km (0.092 R)
• M17: 30,798,013 km (0.051 R)
• M18: 34,431,147 km (0.055 R)
• M19: 34,972,392 km (0.098 R)
• M20: 38,775,319 km (0.096 R)
• M21: 40,851,588 km (0.09 R)
• M22: 42,534,115 km (0.076 R)
• M23: 45,710,527 km (0.112 R)
• M24: 46,528,528 km (0.077 R)
• M25: 49,041,324 km (0.053 R)
• M26: 49,554,594 km (0.108 R)
• M27: 50,940,618 km (0.096 R)
• M28: 51,643,130 km (0.101 R)
• M29: 52,174,352 km (0.106 R)
• M30: 59,608,768 km (0.085 R)
• M31: 59,803,245 km (0.034 R)
• M32: 60,193,246 km (0.094 R)
• M33: 62,569,309 km (0.094 R)
• M34: 64,801,609 km (0.107 R)
• M35: 68,355,007 km (0.09 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: 367 - 13,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit