🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.73 AU

Year: 222 Days

Day: 47.5 Hours

Environment

Temp: 102 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.82 AU - 1.22 AU

Year: 390 Days

Day: 20.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.13 AU - 4.39 AU

Year: 2761 Days

Day: 42.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,428,096 km

• M1: 261,198 km (0.105 R)

Asteroid Belt

Center: 5.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 10.4

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.81 AU - 9.13 AU

Year: 8522 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,428,096 km

• M1: 129,552 km (0.116 R)
• M2: 553,063 km (0.069 R)
• M3: 971,489 km (0.076 R)
• M4: 1,323,792 km (0.083 R)
• M5: 2,390,873 km (0.085 R)
• M6: 3,470,072 km (0.12 R)
• M7: 3,850,200 km (0.099 R)
• M8: 4,314,851 km (0.098 R)
• M9: 5,324,039 km (0.041 R)
• M10: 6,750,006 km (0.119 R)
• M11: 7,593,438 km (0.071 R)
• M12: 9,344,182 km (0.079 R)
• M13: 9,833,367 km (0.087 R)
• M14: 11,131,428 km (0.118 R)
• M15: 11,681,350 km (0.079 R)
• M16: 14,642,490 km (0.097 R)
• M17: 15,983,485 km (0.119 R)
• M18: 21,407,007 km (0.09 R)
• M19: 24,300,828 km (0.1 R)
• M20: 26,854,763 km (0.103 R)
• M21: 28,045,412 km (0.072 R)
• M22: 30,107,319 km (0.097 R)
• M23: 30,638,242 km (0.109 R)
• M24: 33,386,804 km (0.107 R)
• M25: 34,300,099 km (0.062 R)
• M26: 35,582,751 km (0.119 R)
• M27: 37,383,162 km (0.11 R)
• M28: 46,029,918 km (0.119 R)
• M29: 46,451,934 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 11.4

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.1 AU - 10.68 AU

Year: 11780 Days

Day: 8.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,428,096 km

• M1: 141,819 km (0.066 R)
• M2: 807,978 km (0.063 R)
• M3: 2,719,540 km (0.085 R)
• M4: 3,163,097 km (0.106 R)
• M5: 5,362,635 km (0.108 R)
• M6: 6,182,581 km (0.094 R)
• M7: 7,515,947 km (0.102 R)
• M8: 8,178,516 km (0.046 R)
• M9: 9,382,180 km (0.086 R)
• M10: 12,661,216 km (0.116 R)
• M11: 13,498,814 km (0.107 R)
• M12: 14,163,926 km (0.029 R)
• M13: 17,045,331 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201

Radius: 5

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.79 AU - 15.89 AU

Year: 18454 Days

Day: 20.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 53,428,096 km

• M1: 62,532 km (0.093 R)
• M2: 318,643 km (0.111 R)
• M3: 486,642 km (0.109 R)
• M4: 675,434 km (0.107 R)
• M5: 893,698 km (0.114 R)
• M6: 1,406,669 km (0.057 R)
• M7: 2,061,758 km (0.069 R)
• M8: 2,313,681 km (0.057 R)
• M9: 3,079,472 km (0.102 R)
• M10: 3,788,117 km (0.076 R)
• M11: 3,974,516 km (0.064 R)
• M12: 4,222,998 km (0.088 R)
• M13: 5,256,271 km (0.077 R)
• M14: 6,675,655 km (0.078 R)
• M15: 8,243,740 km (0.051 R)
• M16: 8,466,940 km (0.06 R)
• M17: 8,648,253 km (0.105 R)
• M18: 8,971,983 km (0.093 R)
• M19: 12,316,243 km (0.092 R)
• M20: 12,904,312 km (0.047 R)
• M21: 13,144,716 km (0.058 R)
• M22: 13,696,583 km (0.118 R)
• M23: 16,128,446 km (0.113 R)
• M24: 17,119,083 km (0.07 R)
• M25: 17,850,916 km (0.09 R)
• M26: 18,603,542 km (0.04 R)
• M27: 20,333,343 km (0.107 R)
• M28: 23,658,305 km (0.093 R)
• M29: 29,870,207 km (0.094 R)
• M30: 30,185,410 km (0.082 R)
• M31: 31,795,083 km (0.12 R)
• M32: 36,126,988 km (0.034 R)
• M33: 37,329,007 km (0.061 R)
• M34: 38,681,821 km (0.097 R)
• M35: 43,471,795 km (0.104 R)

Asteroid Belt

Center: 14.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 841.6

Radius: 5.6

Gravity: 26.84 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.02 AU - 19.44 AU

Year: 23629 Days

Day: 23.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,428,096 km

• M1: 69,713 km (0.076 R)
• M2: 540,796 km (0.059 R)
• M3: 1,801,906 km (0.11 R)
• M4: 2,551,392 km (0.032 R)
• M5: 3,774,205 km (0.052 R)
• M6: 4,072,652 km (0.091 R)
• M7: 5,551,427 km (0.084 R)
• M8: 5,807,090 km (0.107 R)
• M9: 6,480,580 km (0.09 R)
• M10: 7,355,877 km (0.08 R)
• M11: 7,874,832 km (0.077 R)
• M12: 8,698,667 km (0.096 R)
• M13: 10,776,283 km (0.079 R)
• M14: 12,939,767 km (0.104 R)
• M15: 15,627,442 km (0.054 R)
• M16: 16,051,702 km (0.104 R)
• M17: 16,746,434 km (0.092 R)
• M18: 17,012,120 km (0.062 R)
• M19: 18,476,534 km (0.058 R)
• M20: 22,501,764 km (0.105 R)
• M21: 25,760,454 km (0.08 R)
• M22: 26,114,552 km (0.099 R)
• M23: 30,884,929 km (0.105 R)
• M24: 33,195,169 km (0.1 R)
• M25: 34,178,925 km (0.071 R)
• M26: 34,463,609 km (0.064 R)
• M27: 41,293,799 km (0.111 R)
• M28: 55,368,715 km (0.028 R)
• M29: 56,552,184 km (0.118 R)
• M30: 59,584,682 km (0.032 R)
• M31: 69,101,949 km (0.091 R)
• M32: 69,329,188 km (0.093 R)
• M33: 72,564,392 km (0.077 R)
• M34: 73,981,233 km (0.089 R)
• M35: 83,127,946 km (0.059 R)
• M36: 89,987,458 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.1

Radius: 4

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.79 AU - 20.05 AU

Year: 27537 Days

Day: 16.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,428,096 km

• M1: 49,966 km (0.082 R)
• M2: 219,310 km (0.086 R)
• M3: 433,535 km (0.083 R)
• M4: 610,359 km (0.047 R)
• M5: 760,256 km (0.104 R)
• M6: 1,112,111 km (0.086 R)
• M7: 1,434,045 km (0.114 R)
• M8: 2,092,725 km (0.114 R)
• M9: 3,837,335 km (0.108 R)
• M10: 4,849,215 km (0.101 R)
• M11: 6,682,088 km (0.063 R)
• M12: 7,383,253 km (0.089 R)
• M13: 9,373,653 km (0.09 R)
• M14: 10,681,438 km (0.109 R)
• M15: 15,747,270 km (0.059 R)
• M16: 16,032,254 km (0.07 R)
• M17: 18,280,112 km (0.083 R)
• M18: 18,753,589 km (0.093 R)
• M19: 20,139,613 km (0.09 R)
• M20: 20,900,319 km (0.103 R)
• M21: 26,769,193 km (0.106 R)
• M22: 32,370,137 km (0.064 R)
• M23: 34,357,844 km (0.114 R)
• M24: 35,078,457 km (0.08 R)
• M25: 35,931,763 km (0.097 R)
• M26: 37,174,772 km (0.096 R)
• M27: 49,981,995 km (0.068 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 17,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit