🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.15 AU - 1.67 AU

Year: 600 Days

Day: 36.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 42.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.66 AU - 2.44 AU

Year: 1051 Days

Day: 15.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.16 AU - 2.6 AU

Year: 1315 Days

Day: 47.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.9

Radius: 5.1

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.53 AU - 13.23 AU

Year: 16556 Days

Day: 20.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 76,323,038 km

• M1: 114,891 km (0.078 R)
• M2: 316,250 km (0.087 R)
• M3: 492,476 km (0.103 R)
• M4: 757,863 km (0.058 R)
• M5: 1,610,571 km (0.102 R)
• M6: 1,691,204 km (0.091 R)
• M7: 2,085,544 km (0.094 R)
• M8: 2,445,327 km (0.117 R)
• M9: 2,601,058 km (0.115 R)
• M10: 2,727,917 km (0.101 R)
• M11: 2,856,871 km (0.086 R)
• M12: 2,987,769 km (0.032 R)
• M13: 3,120,612 km (0.094 R)
• M14: 3,426,838 km (0.095 R)
• M15: 3,601,120 km (0.061 R)
• M16: 3,742,640 km (0.084 R)
• M17: 4,364,219 km (0.113 R)
• M18: 5,017,213 km (0.059 R)
• M19: 5,496,525 km (0.108 R)
• M20: 6,073,823 km (0.052 R)
• M21: 6,713,653 km (0.095 R)
• M22: 6,844,252 km (0.087 R)
• M23: 6,887,935 km (0.119 R)
• M24: 7,285,416 km (0.109 R)
• M25: 7,735,855 km (0.052 R)
• M26: 8,428,194 km (0.101 R)
• M27: 9,140,131 km (0.086 R)
• M28: 9,430,351 km (0.107 R)
• M29: 9,772,631 km (0.059 R)
• M30: 9,821,998 km (0.113 R)
• M31: 9,920,732 km (0.065 R)
• M32: 10,069,433 km (0.096 R)
• M33: 11,544,767 km (0.079 R)
• M34: 12,016,150 km (0.095 R)
• M35: 12,280,788 km (0.12 R)
• M36: 13,031,919 km (0.081 R)
• M37: 13,303,888 km (0.088 R)
• M38: 13,413,095 km (0.103 R)
• M39: 13,853,212 km (0.104 R)
• M40: 14,522,213 km (0.092 R)
• M41: 15,833,588 km (0.086 R)
• M42: 15,891,333 km (0.102 R)
• M43: 16,065,465 km (0.107 R)
• M44: 16,415,374 km (0.085 R)
• M45: 16,474,017 km (0.067 R)
• M46: 16,709,035 km (0.066 R)
• M47: 17,600,040 km (0.049 R)
• M48: 18,202,620 km (0.117 R)
• M49: 18,323,944 km (0.087 R)
• M50: 18,873,267 km (0.086 R)
• M51: 19,180,841 km (0.04 R)
• M52: 19,366,192 km (0.117 R)
• M53: 19,800,774 km (0.063 R)
• M54: 20,427,440 km (0.119 R)
• M55: 20,553,401 km (0.084 R)
• M56: 21,187,846 km (0.061 R)
• M57: 22,022,003 km (0.083 R)
• M58: 23,194,701 km (0.117 R)
• M59: 23,326,347 km (0.073 R)
• M60: 23,987,719 km (0.071 R)
• M61: 25,668,302 km (0.025 R)
• M62: 25,940,720 km (0.062 R)
• M63: 28,787,417 km (0.111 R)
• M64: 29,141,216 km (0.109 R)
• M65: 29,283,185 km (0.09 R)
• M66: 30,715,435 km (0.114 R)
• M67: 31,149,568 km (0.113 R)
• M68: 32,317,030 km (0.12 R)
• M69: 32,979,898 km (0.092 R)
• M70: 34,619,341 km (0.082 R)
• M71: 36,208,818 km (0.043 R)
• M72: 36,590,891 km (0.091 R)
• M73: 36,820,674 km (0.111 R)
• M74: 37,976,915 km (0.079 R)
• M75: 39,458,533 km (0.12 R)
• M76: 43,203,865 km (0.101 R)
• M77: 43,933,903 km (0.084 R)
• M78: 44,667,979 km (0.064 R)
• M79: 45,159,708 km (0.102 R)
• M80: 45,653,081 km (0.085 R)
• M81: 46,728,391 km (0.049 R)
• M82: 46,811,418 km (0.078 R)
• M83: 46,894,594 km (0.036 R)
• M84: 48,482,875 km (0.08 R)
• M85: 49,156,963 km (0.111 R)
• M86: 49,241,486 km (0.049 R)
• M87: 49,834,043 km (0.117 R)
• M88: 50,770,226 km (0.098 R)
• M89: 53,265,818 km (0.074 R)
• M90: 54,310,161 km (0.105 R)
• M91: 55,537,013 km (0.088 R)
• M92: 55,624,976 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.3

Radius: 6.3

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 17.39 AU - 20.49 AU

Year: 29522 Days

Day: 17.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 76,323,038 km

• M1: 665,561 km (0.062 R)
• M2: 880,084 km (0.089 R)
• M3: 2,489,458 km (0.073 R)
• M4: 3,051,797 km (0.109 R)
• M5: 3,208,276 km (0.104 R)
• M6: 3,367,448 km (0.1 R)
• M7: 3,570,004 km (0.083 R)
• M8: 3,776,449 km (0.083 R)
• M9: 3,944,597 km (0.051 R)
• M10: 4,507,833 km (0.082 R)
• M11: 4,821,390 km (0.073 R)
• M12: 5,095,902 km (0.117 R)
• M13: 5,852,568 km (0.06 R)
• M14: 6,343,099 km (0.071 R)
• M15: 6,949,120 km (0.118 R)
• M16: 7,415,716 km (0.108 R)
• M17: 8,986,942 km (0.09 R)
• M18: 9,608,970 km (0.117 R)
• M19: 10,420,539 km (0.037 R)
• M20: 10,715,845 km (0.084 R)
• M21: 11,556,884 km (0.092 R)
• M22: 11,923,997 km (0.062 R)
• M23: 12,047,117 km (0.068 R)
• M24: 15,933,520 km (0.057 R)
• M25: 16,137,272 km (0.103 R)
• M26: 17,377,438 km (0.045 R)
• M27: 17,657,186 km (0.101 R)
• M28: 18,576,764 km (0.117 R)
• M29: 18,648,123 km (0.102 R)
• M30: 19,006,409 km (0.081 R)
• M31: 20,094,734 km (0.098 R)
• M32: 22,028,586 km (0.084 R)
• M33: 22,483,214 km (0.1 R)
• M34: 22,940,983 km (0.086 R)
• M35: 23,171,065 km (0.102 R)
• M36: 23,556,130 km (0.09 R)
• M37: 23,633,322 km (0.113 R)
• M38: 24,021,080 km (0.111 R)
• M39: 24,254,602 km (0.091 R)
• M40: 25,117,482 km (0.074 R)
• M41: 25,513,019 km (0.112 R)
• M42: 25,751,478 km (0.099 R)
• M43: 26,230,341 km (0.106 R)
• M44: 26,390,560 km (0.107 R)
• M45: 27,115,811 km (0.045 R)
• M46: 27,765,963 km (0.043 R)
• M47: 28,174,964 km (0.091 R)
• M48: 28,339,073 km (0.039 R)
• M49: 31,093,020 km (0.105 R)
• M50: 31,517,728 km (0.094 R)
• M51: 31,688,120 km (0.081 R)
• M52: 32,889,541 km (0.027 R)
• M53: 34,719,422 km (0.04 R)
• M54: 34,895,349 km (0.093 R)
• M55: 35,248,250 km (0.067 R)
• M56: 35,779,772 km (0.111 R)
• M57: 36,046,505 km (0.12 R)
• M58: 36,224,676 km (0.112 R)
• M59: 36,850,743 km (0.047 R)
• M60: 37,120,168 km (0.084 R)
• M61: 38,476,872 km (0.098 R)
• M62: 38,567,977 km (0.116 R)
• M63: 39,298,762 km (0.094 R)
• M64: 39,757,878 km (0.105 R)
• M65: 40,866,847 km (0.036 R)
• M66: 41,985,989 km (0.035 R)
• M67: 42,643,471 km (0.107 R)
• M68: 42,737,718 km (0.085 R)
• M69: 42,926,361 km (0.12 R)
• M70: 43,020,757 km (0.086 R)
• M71: 43,968,609 km (0.114 R)
• M72: 46,271,669 km (0.092 R)
• M73: 47,048,082 km (0.027 R)
• M74: 47,828,683 km (0.038 R)
• M75: 52,399,646 km (0.078 R)
• M76: 54,022,035 km (0.112 R)
• M77: 54,225,937 km (0.107 R)
• M78: 54,839,288 km (0.057 R)
• M79: 55,866,726 km (0.115 R)
• M80: 57,004,119 km (0.118 R)
• M81: 59,617,594 km (0.111 R)
• M82: 60,673,904 km (0.117 R)
• M83: 61,098,164 km (0.106 R)
• M84: 61,736,348 km (0.089 R)
• M85: 62,269,814 km (0.089 R)
• M86: 63,664,216 km (0.102 R)
• M87: 65,502,924 km (0.041 R)
• M88: 69,786,958 km (0.048 R)
• M89: 70,120,112 km (0.049 R)
• M90: 71,011,416 km (0.099 R)
• M91: 71,570,464 km (0.06 R)
• M92: 73,820,864 km (0.068 R)
• M93: 74,387,092 km (0.063 R)
• M94: 74,727,577 km (0.062 R)
• M95: 75,523,887 km (0.099 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 15,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit