🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.58 AU - 0.6 AU

Year: 165 Days

Day: 47.9 Hours

Environment

Temp: 196 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,852,362 km

• M1: 422,464 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.67 AU

Year: 190 Days

Day: 20.3 Hours

Environment

Temp: 221 °C

Axial Tilt: 144.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.69 AU - 1.07 AU

Year: 300 Days

Day: 19.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.07 AU - 1.67 AU

Year: 583 Days

Day: 39 Hours

Environment

Temp: 5 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,852,362 km

• M1: 121,025 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.49 AU - 3.97 AU

Year: 2618 Days

Day: 24.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,852,362 km

• M1: 164,558 km (0.053 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.96 AU - 5.74 AU

Year: 3882 Days

Day: 23.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428

Radius: 9.3

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.97 AU - 6.23 AU

Year: 5476 Days

Day: 11 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 54,852,362 km

• M1: 131,646 km (0.078 R)
• M2: 204,799 km (0.1 R)
• M3: 439,519 km (0.051 R)
• M4: 537,206 km (0.102 R)
• M5: 632,350 km (0.114 R)
• M6: 768,783 km (0.109 R)
• M7: 853,007 km (0.07 R)
• M8: 1,005,298 km (0.106 R)
• M9: 1,139,337 km (0.083 R)
• M10: 1,351,766 km (0.051 R)
• M11: 1,863,541 km (0.097 R)
• M12: 2,097,961 km (0.117 R)
• M13: 2,253,692 km (0.103 R)
• M14: 2,431,265 km (0.074 R)
• M15: 2,540,172 km (0.096 R)
• M16: 2,781,473 km (0.066 R)
• M17: 3,128,091 km (0.099 R)
• M18: 3,266,769 km (0.094 R)
• M19: 3,591,097 km (0.032 R)
• M20: 3,653,180 km (0.069 R)
• M21: 3,862,467 km (0.117 R)
• M22: 3,989,925 km (0.084 R)
• M23: 4,054,102 km (0.108 R)
• M24: 4,118,729 km (0.1 R)
• M25: 4,358,684 km (0.025 R)
• M26: 4,536,107 km (0.069 R)
• M27: 4,852,357 km (0.103 R)
• M28: 5,036,212 km (0.076 R)
• M29: 5,698,183 km (0.108 R)
• M30: 5,916,745 km (0.052 R)
• M31: 6,088,633 km (0.056 R)
• M32: 6,792,940 km (0.039 R)
• M33: 6,973,056 km (0.109 R)
• M34: 7,417,062 km (0.104 R)
• M35: 8,775,561 km (0.066 R)
• M36: 9,028,231 km (0.095 R)
• M37: 9,368,716 km (0.048 R)
• M38: 9,598,199 km (0.104 R)
• M39: 9,684,667 km (0.091 R)
• M40: 9,887,522 km (0.083 R)
• M41: 9,945,715 km (0.092 R)
• M42: 10,209,157 km (0.077 R)
• M43: 10,445,223 km (0.109 R)
• M44: 10,683,233 km (0.077 R)
• M45: 10,772,842 km (0.071 R)
• M46: 10,832,831 km (0.111 R)
• M47: 11,134,121 km (0.117 R)
• M48: 11,499,289 km (0.089 R)
• M49: 11,961,397 km (0.034 R)
• M50: 12,745,140 km (0.065 R)
• M51: 12,808,570 km (0.084 R)
• M52: 12,999,307 km (0.027 R)
• M53: 13,739,816 km (0.095 R)
• M54: 13,804,742 km (0.119 R)
• M55: 14,000,566 km (0.104 R)
• M56: 14,295,872 km (0.108 R)
• M57: 14,526,851 km (0.094 R)
• M58: 14,825,897 km (0.077 R)
• M59: 15,666,936 km (0.084 R)
• M60: 15,735,003 km (0.037 R)
• M61: 16,282,083 km (0.114 R)
• M62: 16,454,419 km (0.069 R)
• M63: 16,800,888 km (0.11 R)
• M64: 16,905,158 km (0.101 R)
• M65: 17,395,240 km (0.1 R)
• M66: 19,037,975 km (0.115 R)
• M67: 19,547,804 km (0.053 R)
• M68: 19,657,609 km (0.067 R)
• M69: 19,877,817 km (0.073 R)
• M70: 19,951,419 km (0.111 R)
• M71: 20,394,977 km (0.048 R)
• M72: 20,655,128 km (0.053 R)
• M73: 21,103,921 km (0.081 R)
• M74: 22,853,319 km (0.073 R)
• M75: 23,278,625 km (0.057 R)
• M76: 23,784,565 km (0.108 R)
• M77: 24,136,868 km (0.108 R)
• M78: 24,926,147 km (0.069 R)
• M79: 25,723,952 km (0.119 R)
• M80: 26,125,922 km (0.067 R)
• M81: 26,327,729 km (0.088 R)
• M82: 26,570,527 km (0.089 R)
• M83: 27,303,556 km (0.094 R)
• M84: 27,426,376 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.8

Radius: 9.5

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.06 AU - 12.12 AU

Year: 13422 Days

Day: 9.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 54,852,362 km

• M1: 137,480 km (0.07 R)
• M2: 321,635 km (0.115 R)
• M3: 461,360 km (0.069 R)
• M4: 572,511 km (0.11 R)
• M5: 785,987 km (0.082 R)
• M6: 942,766 km (0.071 R)
• M7: 1,197,681 km (0.068 R)
• M8: 1,287,589 km (0.094 R)
• M9: 1,427,014 km (0.065 R)
• M10: 1,695,542 km (0.048 R)
• M11: 1,823,149 km (0.043 R)
• M12: 2,252,645 km (0.103 R)
• M13: 2,566,202 km (0.082 R)
• M14: 3,786,621 km (0.059 R)
• M15: 3,954,620 km (0.09 R)
• M16: 4,263,240 km (0.088 R)
• M17: 4,367,959 km (0.107 R)
• M18: 4,722,954 km (0.119 R)
• M19: 5,161,276 km (0.061 R)
• M20: 5,882,039 km (0.11 R)
• M21: 6,234,491 km (0.111 R)
• M22: 6,393,364 km (0.101 R)
• M23: 6,674,608 km (0.025 R)
• M24: 7,290,951 km (0.11 R)
• M25: 7,839,826 km (0.101 R)
• M26: 8,184,200 km (0.118 R)
• M27: 9,111,857 km (0.116 R)
• M28: 9,428,555 km (0.083 R)
• M29: 9,565,288 km (0.074 R)
• M30: 9,702,768 km (0.101 R)
• M31: 10,683,382 km (0.107 R)
• M32: 11,842,317 km (0.026 R)
• M33: 12,039,337 km (0.092 R)
• M34: 12,990,182 km (0.075 R)
• M35: 13,346,524 km (0.102 R)
• M36: 13,654,546 km (0.088 R)
• M37: 14,487,357 km (0.092 R)
• M38: 17,194,480 km (0.059 R)
• M39: 17,641,927 km (0.111 R)
• M40: 19,935,861 km (0.079 R)
• M41: 20,111,639 km (0.093 R)
• M42: 20,523,930 km (0.031 R)
• M43: 20,642,262 km (0.07 R)
• M44: 20,998,455 km (0.107 R)
• M45: 21,237,063 km (0.119 R)
• M46: 22,200,623 km (0.048 R)
• M47: 22,443,720 km (0.111 R)
• M48: 22,932,606 km (0.058 R)
• M49: 23,363,298 km (0.118 R)
• M50: 23,610,583 km (0.079 R)
• M51: 24,170,079 km (0.09 R)
• M52: 24,482,888 km (0.081 R)
• M53: 25,175,676 km (0.087 R)
• M54: 27,292,486 km (0.113 R)
• M55: 28,076,379 km (0.09 R)
• M56: 28,867,602 km (0.099 R)
• M57: 29,132,989 km (0.093 R)
• M58: 29,666,155 km (0.067 R)
• M59: 29,934,085 km (0.106 R)
• M60: 31,217,036 km (0.103 R)
• M61: 31,830,986 km (0.084 R)
• M62: 32,036,683 km (0.116 R)
• M63: 32,517,940 km (0.03 R)
• M64: 33,001,739 km (0.1 R)
• M65: 33,071,003 km (0.068 R)
• M66: 33,348,657 km (0.085 R)
• M67: 33,557,495 km (0.06 R)
• M68: 34,186,405 km (0.095 R)
• M69: 35,456,042 km (0.085 R)
• M70: 37,678,318 km (0.114 R)
• M71: 37,750,873 km (0.117 R)
• M72: 37,968,388 km (0.094 R)
• M73: 38,332,061 km (0.107 R)
• M74: 38,696,780 km (0.113 R)
• M75: 39,576,865 km (0.081 R)
• M76: 40,093,277 km (0.116 R)
• M77: 42,256,462 km (0.077 R)
• M78: 42,407,107 km (0.119 R)
• M79: 43,011,183 km (0.086 R)
• M80: 44,228,012 km (0.113 R)
• M81: 44,994,252 km (0.116 R)
• M82: 45,301,975 km (0.045 R)
• M83: 46,695,330 km (0.066 R)
• M84: 46,773,121 km (0.101 R)
• M85: 48,417,351 km (0.066 R)
• M86: 48,969,666 km (0.04 R)
• M87: 49,207,078 km (0.117 R)
• M88: 50,639,029 km (0.097 R)
• M89: 50,959,168 km (0.084 R)
• M90: 51,199,722 km (0.086 R)
• M91: 53,462,539 km (0.118 R)
• M92: 54,278,595 km (0.103 R)
• M93: 54,524,235 km (0.099 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 184 - 16,715 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit