🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.47 AU - 0.59 AU

Year: 148 Days

Day: 39.7 Hours

Environment

Temp: 140 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,025,839 km

• M1: 392,395 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.61 AU - 0.97 AU

Year: 269 Days

Day: 14.2 Hours

Environment

Temp: 118 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,025,839 km

• M1: 283,638 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.88 AU - 1.14 AU

Year: 389 Days

Day: 39.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,025,839 km

• M1: 634,295 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.81 AU - 2.01 AU

Year: 1011 Days

Day: 28.2 Hours

Environment

Temp: -81 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,025,839 km

• M1: 875,148 km (0.046 R)
• M2: 1,368,970 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.33 AU - 4.13 AU

Year: 2758 Days

Day: 26.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.6

Radius: 4.3

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 14 AU - 15.28 AU

Year: 21448 Days

Day: 16.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 53,025,839 km

• M1: 114,592 km (0.077 R)
• M2: 214,673 km (0.069 R)
• M3: 356,641 km (0.093 R)
• M4: 593,156 km (0.103 R)
• M5: 663,616 km (0.053 R)
• M6: 774,319 km (0.1 R)
• M7: 951,592 km (0.031 R)
• M8: 1,459,926 km (0.107 R)
• M9: 1,804,599 km (0.106 R)
• M10: 1,855,762 km (0.115 R)
• M11: 1,933,552 km (0.117 R)
• M12: 2,146,281 km (0.083 R)
• M13: 2,173,507 km (0.087 R)
• M14: 2,710,265 km (0.089 R)
• M15: 3,008,563 km (0.102 R)
• M16: 3,931,432 km (0.075 R)
• M17: 4,132,641 km (0.075 R)
• M18: 4,200,409 km (0.12 R)
• M19: 4,371,549 km (0.079 R)
• M20: 4,405,956 km (0.093 R)
• M21: 4,579,939 km (0.035 R)
• M22: 5,744,708 km (0.08 R)
• M23: 6,088,185 km (0.075 R)
• M24: 6,359,705 km (0.068 R)
• M25: 6,398,899 km (0.084 R)
• M26: 6,675,057 km (0.049 R)
• M27: 6,914,862 km (0.109 R)
• M28: 7,035,737 km (0.086 R)
• M29: 7,076,278 km (0.11 R)
• M30: 7,238,891 km (0.067 R)
• M31: 7,485,279 km (0.087 R)
• M32: 8,155,627 km (0.086 R)
• M33: 8,198,113 km (0.12 R)
• M34: 8,714,226 km (0.089 R)
• M35: 9,064,135 km (0.104 R)
• M36: 9,958,880 km (0.071 R)
• M37: 10,095,463 km (0.025 R)
• M38: 10,601,702 km (0.116 R)
• M39: 10,741,277 km (0.052 R)
• M40: 11,400,255 km (0.059 R)
• M41: 11,590,993 km (0.038 R)
• M42: 11,686,735 km (0.081 R)
• M43: 12,315,495 km (0.119 R)
• M44: 13,555,213 km (0.088 R)
• M45: 14,215,388 km (0.085 R)
• M46: 14,420,636 km (0.032 R)
• M47: 14,886,035 km (0.111 R)
• M48: 15,198,994 km (0.118 R)
• M49: 15,251,353 km (0.111 R)
• M50: 15,461,538 km (0.093 R)
• M51: 16,097,479 km (0.116 R)
• M52: 16,958,863 km (0.091 R)
• M53: 17,340,338 km (0.05 R)
• M54: 17,669,603 km (0.097 R)
• M55: 19,063,705 km (0.112 R)
• M56: 19,120,104 km (0.061 R)
• M57: 19,916,862 km (0.108 R)
• M58: 19,974,308 km (0.098 R)
• M59: 20,898,972 km (0.104 R)
• M60: 21,015,509 km (0.087 R)
• M61: 21,483,900 km (0.042 R)
• M62: 21,719,367 km (0.116 R)
• M63: 21,837,400 km (0.09 R)
• M64: 22,252,384 km (0.09 R)
• M65: 22,431,004 km (0.063 R)
• M66: 23,512,746 km (0.093 R)
• M67: 23,937,903 km (0.071 R)
• M68: 26,039,155 km (0.052 R)
• M69: 26,542,103 km (0.095 R)
• M70: 27,048,342 km (0.103 R)
• M71: 27,493,845 km (0.086 R)
• M72: 27,685,480 km (0.094 R)
• M73: 29,430,240 km (0.088 R)
• M74: 29,822,934 km (0.031 R)
• M75: 31,677,648 km (0.097 R)
• M76: 31,945,578 km (0.078 R)
• M77: 33,501,097 km (0.084 R)
• M78: 34,391,204 km (0.081 R)
• M79: 35,845,445 km (0.095 R)
• M80: 36,264,618 km (0.092 R)
• M81: 37,602,622 km (0.112 R)
• M82: 38,313,361 km (0.118 R)
• M83: 39,243,860 km (0.117 R)
• M84: 41,127,147 km (0.059 R)
• M85: 45,131,434 km (0.096 R)
• M86: 45,206,681 km (0.114 R)
• M87: 46,569,518 km (0.096 R)
• M88: 47,179,578 km (0.063 R)
• M89: 47,256,023 km (0.118 R)
• M90: 47,869,075 km (0.104 R)
• M91: 48,793,589 km (0.062 R)
• M92: 49,025,616 km (0.031 R)
• M93: 49,490,716 km (0.09 R)
• M94: 50,191,282 km (0.09 R)
• M95: 50,425,403 km (0.111 R)
• M96: 50,503,643 km (0.088 R)
• M97: 52,233,293 km (0.084 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: 452 - 13,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit