🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.16 AU - 1.7 AU

Year: 612 Days

Day: 20.7 Hours

Environment

Temp: -12 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,948,079 km

• M1: 229,932 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.41 AU - 3.45 AU

Year: 1796 Days

Day: 12.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.32 AU - 3.64 AU

Year: 1842 Days

Day: 24.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,948,079 km

• M1: 1,204,263 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.45 AU - 3.51 AU

Year: 2325 Days

Day: 12.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.94 AU - 4.26 AU

Year: 2446 Days

Day: 24 Hours

Environment

Temp: -108 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.47 AU - 5.21 AU

Year: 3238 Days

Day: 34.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,948,079 km

• M1: 863,928 km (0.026 R)

Asteroid Belt

Center: 8.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.5

Radius: 7.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.06 AU - 14.98 AU

Year: 17805 Days

Day: 17.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 60,948,079 km

• M1: 118,033 km (0.12 R)
• M2: 472,580 km (0.112 R)
• M3: 700,118 km (0.036 R)
• M4: 892,650 km (0.111 R)
• M5: 1,156,691 km (0.117 R)
• M6: 1,840,652 km (0.111 R)
• M7: 2,604,349 km (0.058 R)
• M8: 2,828,148 km (0.088 R)
• M9: 3,058,229 km (0.111 R)
• M10: 3,110,140 km (0.064 R)
• M11: 3,374,330 km (0.075 R)
• M12: 3,701,051 km (0.044 R)
• M13: 3,952,675 km (0.043 R)
• M14: 4,009,373 km (0.1 R)
• M15: 4,384,414 km (0.082 R)
• M16: 4,620,929 km (0.114 R)
• M17: 5,075,557 km (0.09 R)
• M18: 5,323,739 km (0.1 R)
• M19: 5,386,421 km (0.072 R)
• M20: 5,449,402 km (0.051 R)
• M21: 6,125,135 km (0.104 R)
• M22: 6,323,053 km (0.064 R)
• M23: 7,101,112 km (0.086 R)
• M24: 8,052,704 km (0.094 R)
• M25: 8,746,090 km (0.081 R)
• M26: 9,269,234 km (0.117 R)
• M27: 9,956,636 km (0.092 R)
• M28: 10,306,545 km (0.119 R)
• M29: 10,621,000 km (0.085 R)
• M30: 10,978,389 km (0.103 R)
• M31: 11,623,605 km (0.116 R)
• M32: 12,281,088 km (0.109 R)
• M33: 12,740,203 km (0.049 R)
• M34: 13,503,452 km (0.114 R)
• M35: 13,761,059 km (0.111 R)
• M36: 14,412,408 km (0.058 R)
• M37: 14,808,095 km (0.071 R)
• M38: 15,073,930 km (0.081 R)
• M39: 16,243,636 km (0.119 R)
• M40: 16,426,145 km (0.094 R)
• M41: 17,535,713 km (0.113 R)
• M42: 17,722,860 km (0.098 R)
• M43: 18,383,634 km (0.058 R)
• M44: 18,908,273 km (0.119 R)
• M45: 21,705,305 km (0.101 R)
• M46: 22,767,898 km (0.114 R)
• M47: 23,177,198 km (0.099 R)
• M48: 24,158,859 km (0.115 R)
• M49: 24,680,956 km (0.073 R)
• M50: 24,785,824 km (0.105 R)
• M51: 25,524,090 km (0.069 R)
• M52: 27,238,631 km (0.066 R)
• M53: 27,292,785 km (0.029 R)
• M54: 28,934,622 km (0.118 R)
• M55: 30,270,980 km (0.099 R)
• M56: 30,327,079 km (0.109 R)
• M57: 30,720,820 km (0.086 R)
• M58: 31,003,261 km (0.098 R)
• M59: 33,582,628 km (0.114 R)
• M60: 33,931,789 km (0.1 R)
• M61: 35,104,038 km (0.075 R)
• M62: 35,517,526 km (0.087 R)
• M63: 38,153,142 km (0.102 R)
• M64: 38,760,808 km (0.083 R)
• M65: 39,188,209 km (0.095 R)
• M66: 39,678,442 km (0.074 R)
• M67: 41,534,951 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.8

Radius: 3.3

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 16.6 AU - 21.42 AU

Year: 29686 Days

Day: 21.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 60,948,079 km

• M1: 101,876 km (0.056 R)
• M2: 152,889 km (0.113 R)
• M3: 848,220 km (0.096 R)
• M4: 936,183 km (0.112 R)
• M5: 1,004,101 km (0.053 R)
• M6: 1,097,300 km (0.079 R)
• M7: 1,342,491 km (0.104 R)
• M8: 1,445,115 km (0.06 R)
• M9: 1,685,519 km (0.119 R)
• M10: 1,796,371 km (0.035 R)
• M11: 2,054,428 km (0.081 R)
• M12: 3,438,806 km (0.12 R)
• M13: 3,686,092 km (0.111 R)
• M14: 4,049,166 km (0.116 R)
• M15: 4,848,317 km (0.05 R)
• M16: 4,966,350 km (0.047 R)
• M17: 6,113,018 km (0.115 R)
• M18: 6,197,840 km (0.108 R)
• M19: 7,746,028 km (0.065 R)
• M20: 8,069,160 km (0.081 R)
• M21: 8,255,858 km (0.066 R)
• M22: 9,356,748 km (0.078 R)
• M23: 9,503,654 km (0.107 R)
• M24: 10,604,544 km (0.105 R)
• M25: 12,009,567 km (0.114 R)
• M26: 12,115,932 km (0.115 R)
• M27: 12,329,707 km (0.095 R)
• M28: 15,739,192 km (0.068 R)
• M29: 16,856,838 km (0.057 R)
• M30: 18,549,687 km (0.107 R)
• M31: 19,791,649 km (0.115 R)
• M32: 20,295,943 km (0.087 R)
• M33: 21,963,660 km (0.111 R)
• M34: 23,143,838 km (0.066 R)
• M35: 24,884,409 km (0.119 R)
• M36: 27,643,293 km (0.102 R)
• M37: 28,277,289 km (0.077 R)
• M38: 30,497,471 km (0.06 R)
• M39: 31,445,024 km (0.088 R)
• M40: 31,811,987 km (0.051 R)
• M41: 32,032,794 km (0.06 R)
• M42: 32,106,545 km (0.119 R)
• M43: 32,921,555 km (0.03 R)
• M44: 33,743,146 km (0.027 R)
• M45: 34,950,401 km (0.04 R)
• M46: 35,254,384 km (0.065 R)
• M47: 37,562,081 km (0.117 R)
• M48: 37,795,603 km (0.1 R)
• M49: 38,185,754 km (0.114 R)
• M50: 38,655,641 km (0.108 R)
• M51: 40,076,970 km (0.062 R)
• M52: 40,634,372 km (0.112 R)
• M53: 41,837,289 km (0.118 R)
• M54: 41,917,922 km (0.08 R)
• M55: 43,214,636 km (0.088 R)
• M56: 44,113,719 km (0.094 R)
• M57: 44,277,978 km (0.108 R)
• M58: 44,360,107 km (0.059 R)
• M59: 45,847,409 km (0.109 R)
• M60: 46,013,612 km (0.048 R)
• M61: 47,434,942 km (0.071 R)
• M62: 48,362,299 km (0.099 R)
• M63: 48,785,810 km (0.112 R)
• M64: 49,892,685 km (0.1 R)
• M65: 50,406,404 km (0.049 R)
• M66: 50,749,731 km (0.12 R)
• M67: 52,565,251 km (0.074 R)
• M68: 53,087,946 km (0.086 R)
• M69: 55,992,987 km (0.093 R)
• M70: 57,062,163 km (0.088 R)
• M71: 57,330,392 km (0.081 R)
• M72: 57,868,346 km (0.031 R)
• M73: 59,945,812 km (0.068 R)
• M74: 60,400,739 km (0.11 R)
• M75: 60,582,949 km (0.098 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 17,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit