🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.85 AU - 1.01 AU

Year: 340 Days

Day: 25.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 52,899,844 km

• M1: 356,492 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.19 AU - 1.29 AU

Year: 523 Days

Day: 27 Hours

Environment

Temp: -36 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.84 AU - 2.36 AU

Year: 1153 Days

Day: 30.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.76 AU - 2.66 AU

Year: 1244 Days

Day: 33 Hours

Environment

Temp: -79 °C

Axial Tilt: 94.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.8 AU - 3.24 AU

Year: 1988 Days

Day: 29 Hours

Environment

Temp: -117 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 11.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.63 AU - 5.03 AU

Year: 4020 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 52,899,844 km

• M1: 227,389 km (0.045 R)
• M2: 304,731 km (0.116 R)
• M3: 473,028 km (0.093 R)
• M4: 642,972 km (0.052 R)
• M5: 748,289 km (0.05 R)
• M6: 1,428,510 km (0.109 R)
• M7: 1,586,934 km (0.117 R)
• M8: 1,684,921 km (0.097 R)
• M9: 1,887,177 km (0.098 R)
• M10: 2,599,263 km (0.108 R)
• M11: 2,735,397 km (0.049 R)
• M12: 2,974,604 km (0.037 R)
• M13: 3,754,607 km (0.071 R)
• M14: 3,931,432 km (0.093 R)
• M15: 4,065,771 km (0.074 R)
• M16: 4,525,186 km (0.072 R)
• M17: 4,904,566 km (0.101 R)
• M18: 5,220,517 km (0.079 R)
• M19: 5,294,418 km (0.109 R)
• M20: 5,518,067 km (0.08 R)
• M21: 5,694,293 km (0.051 R)
• M22: 6,078,161 km (0.056 R)
• M23: 6,234,042 km (0.063 R)
• M24: 6,549,844 km (0.064 R)
• M25: 7,362,459 km (0.11 R)
• M26: 7,724,486 km (0.104 R)
• M27: 8,035,350 km (0.092 R)
• M28: 8,611,302 km (0.105 R)
• M29: 8,757,310 km (0.075 R)
• M30: 9,319,947 km (0.062 R)
• M31: 9,560,351 km (0.117 R)
• M32: 9,681,226 km (0.046 R)
• M33: 9,955,290 km (0.113 R)
• M34: 10,480,079 km (0.082 R)
• M35: 10,855,869 km (0.107 R)
• M36: 11,140,703 km (0.037 R)
• M37: 11,588,599 km (0.106 R)
• M38: 12,238,751 km (0.119 R)
• M39: 12,337,336 km (0.1 R)
• M40: 12,867,362 km (0.086 R)
• M41: 12,967,592 km (0.093 R)
• M42: 13,371,058 km (0.071 R)
• M43: 13,915,594 km (0.118 R)
• M44: 14,018,517 km (0.092 R)
• M45: 14,641,144 km (0.081 R)
• M46: 14,885,886 km (0.095 R)
• M47: 15,806,212 km (0.098 R)
• M48: 17,074,353 km (0.064 R)
• M49: 17,184,457 km (0.078 R)
• M50: 18,187,062 km (0.055 R)
• M51: 18,714,394 km (0.07 R)
• M52: 18,866,087 km (0.111 R)
• M53: 19,284,961 km (0.109 R)
• M54: 20,132,283 km (0.098 R)
• M55: 20,326,461 km (0.114 R)
• M56: 20,991,573 km (0.065 R)
• M57: 22,343,190 km (0.102 R)
• M58: 22,746,057 km (0.056 R)
• M59: 23,151,318 km (0.053 R)
• M60: 23,599,812 km (0.119 R)
• M61: 23,804,761 km (0.055 R)
• M62: 24,010,159 km (0.085 R)
• M63: 24,175,016 km (0.111 R)
• M64: 24,340,172 km (0.085 R)
• M65: 24,837,884 km (0.073 R)
• M66: 25,088,012 km (0.1 R)
• M67: 25,927,854 km (0.091 R)
• M68: 26,054,564 km (0.053 R)
• M69: 26,308,730 km (0.092 R)
• M70: 27,678,149 km (0.096 R)
• M71: 27,937,402 km (0.113 R)
• M72: 28,024,169 km (0.114 R)
• M73: 29,202,402 km (0.106 R)
• M74: 29,378,329 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.6

Radius: 7.8

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.81 AU - 13.45 AU

Year: 17000 Days

Day: 21.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 52,899,844 km

• M1: 110,403 km (0.113 R)
• M2: 305,778 km (0.109 R)
• M3: 687,402 km (0.068 R)
• M4: 892,501 km (0.089 R)
• M5: 1,269,488 km (0.093 R)
• M6: 1,336,807 km (0.094 R)
• M7: 1,546,543 km (0.102 R)
• M8: 1,716,935 km (0.077 R)
• M9: 1,868,029 km (0.096 R)
• M10: 2,291,989 km (0.117 R)
• M11: 2,600,609 km (0.096 R)
• M12: 2,745,271 km (0.103 R)
• M13: 2,922,394 km (0.038 R)
• M14: 3,042,671 km (0.118 R)
• M15: 3,195,261 km (0.097 R)
• M16: 4,062,330 km (0.088 R)
• M17: 4,366,911 km (0.059 R)
• M18: 5,142,128 km (0.097 R)
• M19: 5,508,642 km (0.113 R)
• M20: 5,845,537 km (0.11 R)
• M21: 6,500,327 km (0.113 R)
• M22: 7,137,763 km (0.113 R)
• M23: 8,300,587 km (0.077 R)
• M24: 8,385,858 km (0.091 R)
• M25: 9,565,886 km (0.093 R)
• M26: 9,655,346 km (0.054 R)
• M27: 10,197,937 km (0.118 R)
• M28: 10,519,124 km (0.096 R)
• M29: 11,171,371 km (0.072 R)
• M30: 11,312,890 km (0.079 R)
• M31: 11,550,003 km (0.109 R)
• M32: 11,884,653 km (0.093 R)
• M33: 11,980,994 km (0.118 R)
• M34: 12,710,882 km (0.04 R)
• M35: 13,555,512 km (0.112 R)
• M36: 13,807,435 km (0.093 R)
• M37: 15,089,788 km (0.095 R)
• M38: 15,560,722 km (0.1 R)
• M39: 15,930,378 km (0.102 R)
• M40: 17,383,123 km (0.05 R)
• M41: 17,711,640 km (0.039 R)
• M42: 18,152,954 km (0.111 R)
• M43: 18,208,305 km (0.111 R)
• M44: 18,263,806 km (0.112 R)
• M45: 18,765,557 km (0.115 R)
• M46: 21,108,260 km (0.098 R)
• M47: 22,462,419 km (0.081 R)
• M48: 23,541,619 km (0.107 R)
• M49: 25,130,049 km (0.064 R)
• M50: 25,687,899 km (0.119 R)
• M51: 26,878,997 km (0.095 R)
• M52: 27,768,207 km (0.054 R)
• M53: 27,832,085 km (0.101 R)
• M54: 28,602,365 km (0.035 R)
• M55: 29,119,974 km (0.034 R)
• M56: 29,184,749 km (0.057 R)
• M57: 29,379,825 km (0.097 R)
• M58: 29,901,922 km (0.107 R)
• M59: 30,164,167 km (0.069 R)
• M60: 31,220,627 km (0.03 R)
• M61: 31,887,085 km (0.115 R)
• M62: 33,505,585 km (0.057 R)
• M63: 33,778,002 km (0.116 R)
• M64: 34,187,901 km (0.051 R)
• M65: 34,874,704 km (0.076 R)
• M66: 34,943,669 km (0.11 R)
• M67: 35,150,712 km (0.109 R)
• M68: 35,219,827 km (0.049 R)
• M69: 36,262,075 km (0.079 R)
• M70: 36,962,492 km (0.089 R)
• M71: 37,173,425 km (0.091 R)
• M72: 37,950,437 km (0.089 R)
• M73: 38,804,341 km (0.074 R)
• M74: 40,386,040 km (0.115 R)
• M75: 40,821,070 km (0.076 R)
• M76: 40,893,775 km (0.104 R)
• M77: 41,988,682 km (0.094 R)
• M78: 42,650,353 km (0.042 R)
• M79: 43,612,118 km (0.067 R)
• M80: 43,835,168 km (0.078 R)
• M81: 45,632,437 km (0.082 R)
• M82: 46,464,201 km (0.117 R)
• M83: 46,540,047 km (0.077 R)
• M84: 47,301,052 km (0.026 R)
• M85: 48,835,178 km (0.066 R)
• M86: 48,912,370 km (0.105 R)
• M87: 50,775,761 km (0.096 R)
• M88: 50,854,001 km (0.109 R)
• M89: 50,932,091 km (0.061 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 15,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit