🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.62 AU - 0.72 AU

Year: 199 Days

Day: 23.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.52 AU - 0.84 AU

Year: 204 Days

Day: 38.6 Hours

Environment

Temp: 194 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.65 AU - 0.89 AU

Year: 246 Days

Day: 27.7 Hours

Environment

Temp: 100 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.12 AU - 1.28 AU

Year: 478 Days

Day: 45.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.21 AU - 1.87 AU

Year: 695 Days

Day: 33.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.48 AU - 1.96 AU

Year: 820 Days

Day: 41.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.2

Radius: 12.8

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.06 AU - 12.16 AU

Year: 11683 Days

Day: 11.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 52,537,397 km

• M1: 178,021 km (0.077 R)
• M2: 298,448 km (0.108 R)
• M3: 633,547 km (0.065 R)
• M4: 1,144,424 km (0.05 R)
• M5: 1,766,302 km (0.106 R)
• M6: 1,917,695 km (0.097 R)
• M7: 2,623,947 km (0.025 R)
• M8: 3,066,158 km (0.105 R)
• M9: 3,595,734 km (0.102 R)
• M10: 3,789,613 km (0.065 R)
• M11: 4,988,790 km (0.057 R)
• M12: 5,169,205 km (0.116 R)
• M13: 5,611,117 km (0.117 R)
• M14: 5,912,557 km (0.034 R)
• M15: 6,065,296 km (0.048 R)
• M16: 7,130,583 km (0.118 R)
• M17: 7,375,175 km (0.109 R)
• M18: 8,424,006 km (0.057 R)
• M19: 8,596,193 km (0.101 R)
• M20: 8,856,643 km (0.099 R)
• M21: 9,296,610 km (0.108 R)
• M22: 9,653,700 km (0.115 R)
• M23: 9,743,758 km (0.117 R)
• M24: 9,969,950 km (0.093 R)
• M25: 10,243,714 km (0.06 R)
• M26: 10,659,147 km (0.115 R)
• M27: 11,363,604 km (0.076 R)
• M28: 11,793,698 km (0.09 R)
• M29: 11,889,889 km (0.105 R)
• M30: 12,571,307 km (0.098 R)
• M31: 13,718,125 km (0.071 R)
• M32: 14,022,856 km (0.107 R)
• M33: 14,742,421 km (0.105 R)
• M34: 15,002,422 km (0.116 R)
• M35: 15,474,105 km (0.031 R)
• M36: 16,324,868 km (0.031 R)
• M37: 16,756,009 km (0.105 R)
• M38: 17,136,286 km (0.107 R)
• M39: 17,905,369 km (0.114 R)
• M40: 18,685,672 km (0.1 R)
• M41: 19,363,500 km (0.094 R)
• M42: 19,819,773 km (0.078 R)
• M43: 20,453,021 km (0.118 R)
• M44: 20,859,478 km (0.059 R)
• M45: 21,034,508 km (0.034 R)
• M46: 21,327,271 km (0.057 R)
• M47: 21,444,855 km (0.094 R)
• M48: 21,562,588 km (0.12 R)
• M49: 22,154,248 km (0.092 R)
• M50: 22,332,868 km (0.074 R)
• M51: 22,751,443 km (0.066 R)
• M52: 23,961,540 km (0.088 R)
• M53: 25,378,980 km (0.1 R)
• M54: 26,507,247 km (0.094 R)
• M55: 26,633,657 km (0.044 R)
• M56: 27,523,764 km (0.051 R)
• M57: 28,230,165 km (0.043 R)
• M58: 28,423,745 km (0.069 R)
• M59: 28,747,475 km (0.037 R)
• M60: 30,120,634 km (0.118 R)
• M61: 30,914,998 km (0.114 R)
• M62: 31,783,115 km (0.114 R)
• M63: 32,253,899 km (0.066 R)
• M64: 34,919,135 km (0.115 R)
• M65: 36,032,891 km (0.072 R)
• M66: 37,370,595 km (0.107 R)
• M67: 37,512,414 km (0.089 R)
• M68: 37,938,768 km (0.091 R)
• M69: 38,796,263 km (0.105 R)
• M70: 40,022,068 km (0.115 R)
• M71: 40,748,964 km (0.074 R)
• M72: 41,774,009 km (0.066 R)
• M73: 43,551,082 km (0.088 R)
• M74: 44,523,917 km (0.076 R)
• M75: 46,186,547 km (0.105 R)
• M76: 46,338,688 km (0.106 R)
• M77: 46,948,898 km (0.117 R)
• M78: 47,255,125 km (0.091 R)
• M79: 47,946,417 km (0.12 R)
• M80: 49,416,665 km (0.104 R)
• M81: 49,728,127 km (0.07 R)
• M82: 50,352,998 km (0.096 R)
• M83: 53,116,968 km (0.068 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 14.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 11.08 AU - 11.42 AU

Year: 13714 Days

Day: 8.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 52,537,397 km

• M1: 188,643 km (0.081 R)
• M2: 407,654 km (0.075 R)
• M3: 708,944 km (0.107 R)
• M4: 869,313 km (0.115 R)
• M5: 964,158 km (0.05 R)
• M6: 1,063,192 km (0.117 R)
• M7: 1,382,434 km (0.088 R)
• M8: 1,519,017 km (0.111 R)
• M9: 1,931,458 km (0.104 R)
• M10: 2,244,118 km (0.093 R)
• M11: 3,126,446 km (0.094 R)
• M12: 3,278,288 km (0.1 R)
• M13: 4,041,536 km (0.085 R)
• M14: 4,174,080 km (0.11 R)
• M15: 4,823,634 km (0.117 R)
• M16: 5,071,069 km (0.069 R)
• M17: 5,322,692 km (0.091 R)
• M18: 5,431,899 km (0.083 R)
• M19: 5,541,704 km (0.096 R)
• M20: 5,875,905 km (0.098 R)
• M21: 6,486,414 km (0.068 R)
• M22: 6,918,004 km (0.107 R)
• M23: 7,197,453 km (0.091 R)
• M24: 7,767,720 km (0.1 R)
• M25: 8,736,366 km (0.111 R)
• M26: 9,344,631 km (0.071 R)
• M27: 9,966,659 km (0.117 R)
• M28: 11,864,607 km (0.116 R)
• M29: 12,151,685 km (0.111 R)
• M30: 12,392,688 km (0.093 R)
• M31: 12,586,566 km (0.113 R)
• M32: 13,223,853 km (0.099 R)
• M33: 13,422,071 km (0.085 R)
• M34: 13,671,151 km (0.081 R)
• M35: 16,352,094 km (0.078 R)
• M36: 16,458,459 km (0.061 R)
• M37: 16,993,421 km (0.067 R)
• M38: 17,101,131 km (0.101 R)
• M39: 17,317,150 km (0.094 R)
• M40: 18,025,646 km (0.063 R)
• M41: 20,436,266 km (0.061 R)
• M42: 20,608,154 km (0.047 R)
• M43: 20,780,640 km (0.066 R)
• M44: 21,825,282 km (0.05 R)
• M45: 22,353,961 km (0.037 R)
• M46: 22,886,978 km (0.109 R)
• M47: 23,125,288 km (0.101 R)
• M48: 23,484,173 km (0.032 R)
• M49: 23,844,853 km (0.113 R)
• M50: 24,026,016 km (0.098 R)
• M51: 24,146,892 km (0.114 R)
• M52: 24,876,929 km (0.103 R)
• M53: 25,060,635 km (0.078 R)
• M54: 25,737,865 km (0.083 R)
• M55: 25,985,749 km (0.114 R)
• M56: 26,109,915 km (0.062 R)
• M57: 27,047,594 km (0.113 R)
• M58: 27,362,647 km (0.04 R)
• M59: 27,615,468 km (0.061 R)
• M60: 28,378,866 km (0.083 R)
• M61: 28,699,005 km (0.074 R)
• M62: 29,731,530 km (0.102 R)
• M63: 30,252,280 km (0.085 R)
• M64: 32,098,766 km (0.102 R)
• M65: 33,778,152 km (0.07 R)
• M66: 35,761,969 km (0.077 R)
• M67: 37,012,159 km (0.099 R)
• M68: 38,914,146 km (0.097 R)
• M69: 39,412,457 km (0.053 R)
• M70: 40,271,747 km (0.059 R)
• M71: 41,354,387 km (0.089 R)
• M72: 42,300,444 km (0.083 R)
• M73: 43,769,794 km (0.07 R)
• M74: 45,480,296 km (0.084 R)
• M75: 46,381,324 km (0.084 R)
• M76: 47,440,028 km (0.088 R)
• M77: 47,744,011 km (0.096 R)
• M78: 48,966,225 km (0.1 R)
• M79: 50,508,579 km (0.114 R)
• M80: 51,130,009 km (0.1 R)
• M81: 51,441,621 km (0.062 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 13,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit