🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.74 AU - 0.86 AU

Year: 274 Days

Day: 23 Hours

Environment

Temp: 104 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.96 AU - 1.46 AU

Year: 510 Days

Day: 19.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.3 AU - 1.7 AU

Year: 703 Days

Day: 37.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,891,074 km

• M1: 1,079,049 km (0.115 R)

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 10.2

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.28 AU - 11.54 AU

Year: 11945 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 109,891,074 km

• M1: 150,346 km (0.103 R)
• M2: 430,393 km (0.087 R)
• M3: 779,854 km (0.079 R)
• M4: 1,064,538 km (0.106 R)
• M5: 1,229,694 km (0.08 R)
• M6: 1,403,677 km (0.11 R)
• M7: 1,849,478 km (0.111 R)
• M8: 2,049,940 km (0.105 R)
• M9: 2,418,250 km (0.062 R)
• M10: 2,527,306 km (0.117 R)
• M11: 2,951,267 km (0.118 R)
• M12: 3,068,103 km (0.094 R)
• M13: 3,216,354 km (0.064 R)
• M14: 3,706,886 km (0.117 R)
• M15: 3,833,296 km (0.06 R)
• M16: 3,993,216 km (0.079 R)
• M17: 4,090,305 km (0.105 R)
• M18: 4,188,142 km (0.074 R)
• M19: 4,352,999 km (0.087 R)
• M20: 4,929,549 km (0.088 R)
• M21: 5,566,387 km (0.094 R)
• M22: 5,747,849 km (0.058 R)
• M23: 5,931,256 km (0.102 R)
• M24: 6,569,590 km (0.073 R)
• M25: 6,646,185 km (0.117 R)
• M26: 6,800,270 km (0.03 R)
• M27: 6,916,508 km (0.046 R)
• M28: 7,229,766 km (0.087 R)
• M29: 7,507,868 km (0.111 R)
• M30: 7,749,020 km (0.06 R)
• M31: 8,780,946 km (0.082 R)
• M32: 9,377,692 km (0.083 R)
• M33: 9,768,143 km (0.043 R)
• M34: 10,655,108 km (0.109 R)
• M35: 12,362,918 km (0.035 R)
• M36: 13,127,512 km (0.101 R)
• M37: 14,203,869 km (0.118 R)
• M38: 14,402,535 km (0.034 R)
• M39: 14,752,594 km (0.044 R)
• M40: 15,308,201 km (0.111 R)
• M41: 16,284,177 km (0.068 R)
• M42: 17,545,586 km (0.095 R)
• M43: 17,758,913 km (0.081 R)
• M44: 17,919,431 km (0.065 R)
• M45: 19,166,180 km (0.064 R)
• M46: 19,275,835 km (0.1 R)
• M47: 20,105,655 km (0.111 R)
• M48: 20,552,803 km (0.087 R)
• M49: 21,173,185 km (0.062 R)
• M50: 21,799,701 km (0.095 R)
• M51: 22,201,670 km (0.028 R)
• M52: 24,306,812 km (0.113 R)
• M53: 25,866,519 km (0.099 R)
• M54: 26,658,490 km (0.1 R)
• M55: 26,903,831 km (0.111 R)
• M56: 27,706,124 km (0.096 R)
• M57: 29,081,826 km (0.092 R)
• M58: 29,334,347 km (0.077 R)
• M59: 29,587,616 km (0.092 R)
• M60: 30,160,128 km (0.059 R)
• M61: 30,672,051 km (0.094 R)
• M62: 31,186,818 km (0.045 R)
• M63: 31,639,650 km (0.069 R)
• M64: 32,029,503 km (0.106 R)
• M65: 33,803,434 km (0.084 R)
• M66: 34,401,826 km (0.089 R)
• M67: 35,205,017 km (0.111 R)
• M68: 35,541,612 km (0.109 R)
• M69: 36,082,258 km (0.061 R)
• M70: 36,217,794 km (0.111 R)
• M71: 37,308,662 km (0.099 R)
• M72: 37,858,284 km (0.117 R)
• M73: 38,065,029 km (0.034 R)
• M74: 40,223,277 km (0.097 R)
• M75: 40,575,131 km (0.063 R)
• M76: 40,716,052 km (0.111 R)
• M77: 41,778,945 km (0.106 R)
• M78: 42,206,646 km (0.108 R)
• M79: 42,492,527 km (0.088 R)
• M80: 42,850,814 km (0.085 R)
• M81: 42,922,621 km (0.116 R)
• M82: 43,066,385 km (0.075 R)
• M83: 45,167,786 km (0.119 R)
• M84: 46,636,388 km (0.101 R)
• M85: 48,195,348 km (0.109 R)
• M86: 48,269,997 km (0.048 R)
• M87: 48,569,043 km (0.102 R)
• M88: 49,545,169 km (0.082 R)
• M89: 49,620,417 km (0.068 R)
• M90: 49,846,759 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.3

Radius: 5.6

Gravity: 26.64 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 15.57 AU - 22.21 AU

Year: 31435 Days

Day: 21 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 109,891,074 km

• M1: 97,388 km (0.112 R)
• M2: 291,865 km (0.096 R)
• M3: 530,025 km (0.091 R)
• M4: 640,279 km (0.103 R)
• M5: 819,796 km (0.094 R)
• M6: 1,153,100 km (0.07 R)
• M7: 1,447,659 km (0.081 R)
• M8: 1,603,689 km (0.119 R)
• M9: 2,103,496 km (0.108 R)
• M10: 3,034,892 km (0.051 R)
• M11: 3,700,004 km (0.042 R)
• M12: 3,859,775 km (0.082 R)
• M13: 4,577,844 km (0.103 R)
• M14: 4,634,841 km (0.038 R)
• M15: 4,981,459 km (0.109 R)
• M16: 5,098,894 km (0.092 R)
• M17: 5,217,226 km (0.112 R)
• M18: 5,276,766 km (0.098 R)
• M19: 5,946,216 km (0.095 R)
• M20: 6,449,763 km (0.1 R)
• M21: 6,966,773 km (0.057 R)
• M22: 7,230,364 km (0.082 R)
• M23: 8,040,586 km (0.1 R)
• M24: 8,247,630 km (0.116 R)
• M25: 8,666,953 km (0.101 R)
• M26: 8,950,441 km (0.065 R)
• M27: 9,236,921 km (0.07 R)
• M28: 9,453,688 km (0.116 R)
• M29: 9,892,309 km (0.061 R)
• M30: 10,263,012 km (0.116 R)
• M31: 10,337,662 km (0.115 R)
• M32: 10,941,588 km (0.093 R)
• M33: 11,556,884 km (0.104 R)
• M34: 12,740,652 km (0.097 R)
• M35: 13,879,840 km (0.109 R)
• M36: 14,045,146 km (0.056 R)
• M37: 14,377,851 km (0.071 R)
• M38: 15,562,816 km (0.061 R)
• M39: 15,648,685 km (0.118 R)
• M40: 17,043,386 km (0.112 R)
• M41: 17,487,243 km (0.113 R)
• M42: 18,386,476 km (0.05 R)
• M43: 20,042,674 km (0.116 R)
• M44: 20,605,312 km (0.074 R)
• M45: 22,034,420 km (0.102 R)
• M46: 24,386,547 km (0.094 R)
• M47: 25,896,738 km (0.088 R)
• M48: 27,644,340 km (0.094 R)
• M49: 29,323,875 km (0.107 R)
• M50: 29,962,060 km (0.116 R)
• M51: 33,110,946 km (0.119 R)
• M52: 33,331,902 km (0.032 R)
• M53: 33,997,911 km (0.089 R)
• M54: 34,444,311 km (0.075 R)
• M55: 35,455,892 km (0.046 R)
• M56: 36,363,203 km (0.057 R)
• M57: 37,278,144 km (0.115 R)
• M58: 37,393,035 km (0.096 R)
• M59: 38,084,925 km (0.073 R)
• M60: 38,548,529 km (0.093 R)
• M61: 39,832,976 km (0.078 R)
• M62: 40,539,527 km (0.071 R)
• M63: 41,131,486 km (0.089 R)
• M64: 42,443,758 km (0.058 R)
• M65: 44,377,012 km (0.081 R)
• M66: 45,109,293 km (0.118 R)
• M67: 45,231,814 km (0.106 R)
• M68: 48,579,365 km (0.113 R)
• M69: 48,830,540 km (0.095 R)
• M70: 49,839,279 km (0.075 R)
• M71: 53,294,541 km (0.064 R)
• M72: 53,683,196 km (0.082 R)
• M73: 54,072,749 km (0.109 R)
• M74: 57,355,824 km (0.111 R)
• M75: 58,020,038 km (0.118 R)
• M76: 69,271,593 km (0.071 R)
• M77: 69,695,703 km (0.085 R)
• M78: 70,546,466 km (0.084 R)
• M79: 73,263,313 km (0.087 R)
• M80: 73,407,376 km (0.096 R)
• M81: 74,707,082 km (0.105 R)
• M82: 76,305,835 km (0.04 R)
• M83: 78,504,175 km (0.07 R)
• M84: 80,277,808 km (0.083 R)
• M85: 85,222,765 km (0.058 R)
• M86: 85,525,701 km (0.088 R)
• M87: 89,341,494 km (0.08 R)
• M88: 92,589,413 km (0.108 R)
• M89: 93,993,090 km (0.12 R)
• M90: 95,875,779 km (0.04 R)
• M91: 97,295,912 km (0.09 R)
• M92: 103,045,557 km (0.079 R)
• M93: 106,613,017 km (0.072 R)
• M94: 106,776,079 km (0.07 R)
• M95: 108,904,108 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 18,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit