🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.47 AU - 0.55 AU

Year: 132 Days

Day: 24.6 Hours

Environment

Temp: 182 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 82,335,764 km

• M1: 190,737 km (0.062 R)
• M2: 372,947 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.87 AU - 0.95 AU

Year: 314 Days

Day: 45.8 Hours

Environment

Temp: 161 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,335,764 km

• M1: 46,974 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.75 AU - 1.11 AU

Year: 324 Days

Day: 44.3 Hours

Environment

Temp: 98 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,335,764 km

• M1: 548,426 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.92 AU - 2.14 AU

Year: 1046 Days

Day: 34.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.7

Radius: 10.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.99 AU - 6.75 AU

Year: 5814 Days

Day: 9.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,335,764 km

• M1: 134,788 km (0.109 R)
• M2: 719,715 km (0.12 R)
• M3: 1,279,959 km (0.084 R)
• M4: 1,695,692 km (0.028 R)
• M5: 2,411,518 km (0.08 R)
• M6: 2,839,368 km (0.077 R)
• M7: 4,135,783 km (0.042 R)
• M8: 4,532,217 km (0.064 R)
• M9: 5,109,066 km (0.087 R)
• M10: 5,594,212 km (0.088 R)
• M11: 6,974,702 km (0.033 R)
• M12: 9,217,024 km (0.061 R)
• M13: 9,693,194 km (0.109 R)
• M14: 11,087,596 km (0.108 R)
• M15: 11,856,080 km (0.075 R)
• M16: 13,752,981 km (0.092 R)
• M17: 16,297,940 km (0.056 R)
• M18: 18,386,177 km (0.064 R)
• M19: 19,014,338 km (0.076 R)
• M20: 19,527,010 km (0.089 R)
• M21: 21,052,460 km (0.039 R)
• M22: 24,115,027 km (0.116 R)
• M23: 25,947,601 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.3

Radius: 12.5

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.79 AU - 12.07 AU

Year: 11317 Days

Day: 10.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,335,764 km

• M1: 155,582 km (0.106 R)
• M2: 575,353 km (0.096 R)
• M3: 1,019,210 km (0.093 R)
• M4: 2,510,103 km (0.066 R)
• M5: 2,982,533 km (0.102 R)
• M6: 3,612,938 km (0.12 R)
• M7: 4,136,082 km (0.094 R)
• M8: 4,679,421 km (0.099 R)
• M9: 5,910,313 km (0.067 R)
• M10: 6,830,938 km (0.102 R)
• M11: 7,972,968 km (0.099 R)
• M12: 11,218,344 km (0.069 R)
• M13: 11,712,915 km (0.119 R)
• M14: 12,336,888 km (0.091 R)
• M15: 13,837,953 km (0.047 R)
• M16: 14,795,229 km (0.069 R)
• M17: 15,457,499 km (0.028 R)
• M18: 16,001,587 km (0.085 R)
• M19: 16,417,918 km (0.073 R)
• M20: 18,992,946 km (0.085 R)
• M21: 25,023,086 km (0.098 R)
• M22: 26,733,289 km (0.058 R)
• M23: 27,123,590 km (0.051 R)
• M24: 29,030,065 km (0.102 R)
• M25: 33,899,326 km (0.116 R)
• M26: 36,947,383 km (0.088 R)
• M27: 38,414,040 km (0.105 R)
• M28: 46,615,295 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.7

Radius: 8.9

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.51 AU - 11.19 AU

Year: 12925 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,335,764 km

• M1: 111,450 km (0.038 R)
• M2: 592,557 km (0.116 R)
• M3: 1,110,615 km (0.093 R)
• M4: 2,854,327 km (0.081 R)
• M5: 6,586,196 km (0.071 R)
• M6: 7,143,448 km (0.091 R)
• M7: 8,450,335 km (0.096 R)
• M8: 9,160,326 km (0.099 R)
• M9: 9,800,157 km (0.049 R)
• M10: 11,288,506 km (0.096 R)
• M11: 11,837,081 km (0.096 R)
• M12: 12,596,141 km (0.056 R)
• M13: 14,564,250 km (0.046 R)
• M14: 16,807,171 km (0.069 R)
• M15: 17,122,673 km (0.106 R)
• M16: 19,185,029 km (0.11 R)
• M17: 21,778,757 km (0.087 R)
• M18: 26,041,549 km (0.083 R)
• M19: 26,464,312 km (0.113 R)
• M20: 27,760,129 km (0.119 R)
• M21: 28,759,443 km (0.113 R)
• M22: 32,142,598 km (0.112 R)
• M23: 39,270,787 km (0.081 R)
• M24: 44,617,116 km (0.059 R)
• M25: 45,680,308 km (0.089 R)
• M26: 49,615,779 km (0.056 R)
• M27: 60,708,312 km (0.116 R)
• M28: 62,201,448 km (0.115 R)
• M29: 62,578,435 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805

Radius: 6

Gravity: 22.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 16.07 AU - 17.27 AU

Year: 24615 Days

Day: 15.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 82,335,764 km

• M1: 74,649 km (0.077 R)
• M2: 639,232 km (0.032 R)
• M3: 990,338 km (0.097 R)
• M4: 1,602,343 km (0.073 R)
• M5: 1,908,420 km (0.097 R)
• M6: 2,230,055 km (0.1 R)
• M7: 2,512,945 km (0.086 R)
• M8: 2,846,249 km (0.074 R)
• M9: 3,326,009 km (0.068 R)
• M10: 4,196,819 km (0.1 R)
• M11: 4,481,803 km (0.059 R)
• M12: 5,170,551 km (0.096 R)
• M13: 5,753,235 km (0.088 R)
• M14: 6,707,819 km (0.037 R)
• M15: 7,816,938 km (0.118 R)
• M16: 8,139,471 km (0.074 R)
• M17: 9,702,020 km (0.072 R)
• M18: 11,592,040 km (0.105 R)
• M19: 14,342,845 km (0.05 R)
• M20: 17,228,140 km (0.046 R)
• M21: 18,426,718 km (0.116 R)
• M22: 18,615,809 km (0.064 R)
• M23: 22,677,840 km (0.114 R)
• M24: 26,927,168 km (0.104 R)
• M25: 28,035,688 km (0.118 R)
• M26: 28,411,777 km (0.05 R)
• M27: 28,918,615 km (0.103 R)
• M28: 30,343,235 km (0.077 R)
• M29: 30,739,819 km (0.07 R)
• M30: 33,612,846 km (0.112 R)
• M31: 36,213,905 km (0.112 R)
• M32: 38,946,010 km (0.085 R)
• M33: 50,877,338 km (0.106 R)
• M34: 55,469,993 km (0.096 R)
• M35: 60,958,290 km (0.065 R)
• M36: 67,693,186 km (0.043 R)
• M37: 69,508,257 km (0.071 R)
• M38: 72,762,460 km (0.076 R)
• M39: 74,666,840 km (0.083 R)
• M40: 81,848,735 km (0.077 R)
• M41: 84,689,150 km (0.079 R)
• M42: 86,001,572 km (0.114 R)
• M43: 91,387,394 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352

Radius: 4.6

Gravity: 16.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 16.24 AU - 22.98 AU

Year: 31406 Days

Day: 23.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,335,764 km

• M1: 57,146 km (0.084 R)
• M2: 229,782 km (0.104 R)
• M3: 387,907 km (0.115 R)
• M4: 715,377 km (0.045 R)
• M5: 1,045,240 km (0.098 R)
• M6: 1,312,273 km (0.062 R)
• M7: 1,768,396 km (0.083 R)
• M8: 1,941,930 km (0.049 R)
• M9: 2,126,833 km (0.112 R)
• M10: 2,907,883 km (0.119 R)
• M11: 3,178,356 km (0.04 R)
• M12: 3,800,833 km (0.081 R)
• M13: 4,937,927 km (0.045 R)
• M14: 6,328,888 km (0.11 R)
• M15: 8,819,542 km (0.061 R)
• M16: 14,352,420 km (0.085 R)
• M17: 15,134,817 km (0.028 R)
• M18: 15,294,587 km (0.086 R)
• M19: 17,829,373 km (0.092 R)
• M20: 19,383,247 km (0.092 R)
• M21: 19,856,873 km (0.109 R)
• M22: 20,435,368 km (0.07 R)
• M23: 20,630,743 km (0.118 R)
• M24: 21,124,416 km (0.071 R)
• M25: 21,727,296 km (0.1 R)
• M26: 31,671,964 km (0.032 R)
• M27: 32,328,698 km (0.096 R)
• M28: 33,805,528 km (0.107 R)
• M29: 36,175,458 km (0.092 R)
• M30: 39,706,416 km (0.09 R)
• M31: 44,434,457 km (0.093 R)
• M32: 45,922,657 km (0.091 R)
• M33: 49,700,003 km (0.099 R)
• M34: 51,664,073 km (0.086 R)
• M35: 61,855,728 km (0.04 R)
• M36: 65,812,442 km (0.074 R)
• M37: 67,744,199 km (0.099 R)
• M38: 68,614,859 km (0.113 R)
• M39: 69,052,881 km (0.037 R)
• M40: 73,536,629 km (0.119 R)
• M41: 80,619,938 km (0.086 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 11,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit