🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.76 AU - 1.18 AU

Year: 364 Days

Day: 40.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.44 AU - 1.92 AU

Year: 829 Days

Day: 32.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,685,223 km

• M1: 49,068 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.75 AU - 4.45 AU

Year: 3161 Days

Day: 14.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.9

Radius: 13.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.69 AU - 9.59 AU

Year: 9671 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,685,223 km

• M1: 170,691 km (0.099 R)
• M2: 696,528 km (0.098 R)
• M3: 1,596,658 km (0.108 R)
• M4: 2,171,712 km (0.088 R)
• M5: 2,788,953 km (0.106 R)
• M6: 3,222,338 km (0.037 R)
• M7: 4,614,945 km (0.09 R)
• M8: 6,681,490 km (0.106 R)
• M9: 9,220,166 km (0.096 R)
• M10: 10,517,478 km (0.107 R)
• M11: 11,137,262 km (0.068 R)
• M12: 13,807,135 km (0.053 R)
• M13: 14,261,614 km (0.082 R)
• M14: 15,140,800 km (0.073 R)
• M15: 16,432,129 km (0.106 R)
• M16: 18,063,644 km (0.109 R)
• M17: 18,676,696 km (0.063 R)
• M18: 23,124,988 km (0.092 R)
• M19: 23,767,063 km (0.099 R)
• M20: 25,509,130 km (0.119 R)
• M21: 28,967,982 km (0.095 R)
• M22: 30,569,278 km (0.055 R)
• M23: 32,728,125 km (0.045 R)
• M24: 33,334,146 km (0.073 R)
• M25: 35,514,385 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.8

Radius: 10.2

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7 AU - 10.78 AU

Year: 10094 Days

Day: 10.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 65,685,223 km

• M1: 126,859 km (0.103 R)
• M2: 496,366 km (0.091 R)
• M3: 1,200,673 km (0.056 R)
• M4: 1,607,878 km (0.1 R)
• M5: 3,105,801 km (0.041 R)
• M6: 4,483,299 km (0.062 R)
• M7: 5,972,396 km (0.104 R)
• M8: 6,612,974 km (0.071 R)
• M9: 7,010,755 km (0.108 R)
• M10: 8,859,336 km (0.034 R)
• M11: 9,196,380 km (0.07 R)
• M12: 10,312,080 km (0.049 R)
• M13: 10,902,543 km (0.084 R)
• M14: 11,346,101 km (0.093 R)
• M15: 13,117,639 km (0.087 R)
• M16: 13,619,689 km (0.085 R)
• M17: 17,201,062 km (0.064 R)
• M18: 19,530,002 km (0.102 R)
• M19: 22,061,497 km (0.066 R)
• M20: 27,971,810 km (0.071 R)
• M21: 31,511,146 km (0.059 R)
• M22: 32,640,011 km (0.096 R)
• M23: 37,802,634 km (0.119 R)
• M24: 39,854,818 km (0.107 R)
• M25: 47,622,687 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.3

Radius: 6.8

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.45 AU - 13.17 AU

Year: 17459 Days

Day: 23.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,685,223 km

• M1: 84,523 km (0.117 R)
• M2: 442,211 km (0.059 R)
• M3: 1,587,233 km (0.112 R)
• M4: 1,873,564 km (0.075 R)
• M5: 2,315,775 km (0.102 R)
• M6: 3,094,432 km (0.068 R)
• M7: 3,655,873 km (0.091 R)
• M8: 3,946,093 km (0.103 R)
• M9: 4,773,219 km (0.079 R)
• M10: 5,014,521 km (0.108 R)
• M11: 5,943,673 km (0.12 R)
• M12: 6,182,730 km (0.074 R)
• M13: 7,294,243 km (0.077 R)
• M14: 7,614,980 km (0.106 R)
• M15: 8,633,892 km (0.048 R)
• M16: 9,795,818 km (0.096 R)
• M17: 13,833,465 km (0.073 R)
• M18: 14,901,593 km (0.051 R)
• M19: 18,017,119 km (0.1 R)
• M20: 19,726,574 km (0.095 R)
• M21: 21,355,096 km (0.117 R)
• M22: 23,464,725 km (0.101 R)
• M23: 24,774,455 km (0.066 R)
• M24: 26,775,476 km (0.048 R)
• M25: 30,620,590 km (0.076 R)
• M26: 31,095,862 km (0.12 R)
• M27: 31,335,368 km (0.092 R)
• M28: 31,939,445 km (0.073 R)
• M29: 34,818,456 km (0.06 R)
• M30: 40,799,678 km (0.056 R)
• M31: 42,395,139 km (0.073 R)
• M32: 44,485,470 km (0.091 R)
• M33: 52,004,409 km (0.114 R)
• M34: 57,761,832 km (0.108 R)
• M35: 58,852,401 km (0.097 R)
• M36: 63,929,902 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 19,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit